Common use of Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations Clause in Contracts

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent will prepare and file with the SEC the S-4 in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will prepare and file with the SEC the S-4 in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Parent and Company shall provide promptly to the other such information concerning its business and financial statements and affairs as, in the reasonable judgment of the providing party or its counsel, may be required or appropriate for inclusion in the Proxy Statement/Prospectus and the S-4, or in any amendments or supplements thereto, and cause its counsel and auditors to cooperate with the other's counsel and auditors in the preparation of the Proxy Statement/Prospectus and the S-4. Each of Company and Parent will respond to any comments of the SEC, and will use its respective commercially reasonable efforts to have the S-4 declared effective under the Securities Act as promptly as practicable after such filing filing, and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 is declared effective by the SEC. Each of the parties hereto shall cause the Proxy Statement/Prospectus and the S-4 to comply as to form and substance as to such party in all material respects with the applicable requirements of (i) the Exchange Act, (ii) the Securities Act, and (iii) the rules and regulations of Nasdaq. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Prior to the Effective Time, Parent shall use reasonable efforts to obtain all regulatory approvals needed to ensure that the Parent Common Stock to be issued in the Merger will be registered or qualified under the securities law of every jurisdiction in the United States in which any registered holder of Company Common Stock has an address of record on the record date for determining the stockholders entitled to notice of and to vote at the Company Stockholders' Meeting; provided that Parent shall not be required to consent to the service of process in any jurisdiction in which it is not so subject. Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of the receipt of notice that the S-4 has become effective, of the issuance of any stop order, of the suspension of the qualification of the Parent Common Stock issuable in connection with the Merger for offering or sale in any jurisdiction, or of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4, the Proxy Statement/Prospectus or any Other Filing or for additional information and and, except as may be prohibited by any Governmental Entity or by any Legal Requirement, will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever Company or Parent becomes aware of any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence event and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will prepare and file with the SEC the S-4 in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Parent and Company shall provide promptly to the other such information concerning its business and financial statements and affairs as, in the reasonable judgment of the providing party or its counsel, may be required or appropriate for inclusion in the Proxy Statement/Prospectus and the S-4, or in any amendments or supplements thereto, and to cause its counsel and auditors to cooperate with the other's counsel and auditors in the preparation of the Proxy Statement/Prospectus and the S-4. Each of Company and Parent will respond to any comments of the SEC, and will use its respective commercially reasonable efforts to have the S-4 declared effective under the Securities Act as promptly as practicable after such filing filing, and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 is declared effective by the SECSEC (the "SEC Effective Date"). As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related securities laws relating in order to consummate the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4, S-4 or the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officialsstaff, on the other hand, with respect to the S-4, the Proxy Statement/Prospectus, Prospectus or the Merger or any Other FilingMerger. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, Prospectus or the S-4 or any Other FilingS-4, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officialsstaff, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.. 5.2

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will prepare and file with the SEC the S-4 in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Parent and Company shall provide promptly to the other such information concerning its business and financial statements and affairs as, in the reasonable judgment of the providing party or its counsel, may be required or appropriate for inclusion in the Proxy Statement/Prospectus and the S-4, or in any amendments or supplements thereto, and to cause its counsel and auditors to cooperate with the other's counsel and auditors in the preparation of the Proxy Statement/Prospectus and the S-4. Each of Company and Parent will respond to any comments of the SEC, and will use its respective commercially reasonable efforts to have the S-4 declared effective under the Securities Act as promptly as practicable after such filing filing, and Parent and Company will cause the Proxy Statement/Statement/ Prospectus to be mailed to its respective stockholders at the earliest practicable time after the S-4 is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4, the Proxy Statement/Statement/ Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company CKS and Parent USWeb will prepare, and file with the SEC, the Proxy Statement/Prospectus Statement and Parent USWeb will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus Statement will be included as a prospectus. Each of Company CKS and Parent USWeb will respond to any comments of the SEC, will use its respective commercially reasonable best efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus Statement to be mailed to its respective stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company CKS and Parent USWeb will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federalfederal, foreign or Blue Sky state blue sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company CKS and Parent USWeb will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Statement or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company CKS and Parent USWeb will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company CKS or ParentUSWeb, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of CompanyCKS or stockholders of USWeb, such amendment or supplement.. (b) The Proxy Statement will include the recommendation of the Board of Directors of CKS in favor of adoption and approval of this Agreement and approval of the Merger, except that the Board of Directors of CKS may withdraw, modify or refrain from making such recommendation to the extent that the Board of Directors of CKS shall have withdrawn or modified its approval of this Agreement or the Merger in accordance with Section 5.4(a)(ii). (c) The Proxy Statement will include the recommendations of the Board of Directors of USWeb in favor of (x) the amendment of USWeb's Certificate of Incorporation to increase its authorized shares to allow for the issuance of shares of USWeb Common Stock by virtue of the Merger, (y) the issuance of shares of USWeb Common Stock by virtue of the Merger, and (z) the amendment of USWeb's Certificate of Incorporation to change USWeb's corporate name, subject to and conditional upon the effectiveness of the Merger, except that the Board of Directors of USWeb may withdraw, modify or refrain from making such recommendations to the extent that the Board of Directors of USWeb shall have withdrawn or modified its approval of this Agreement or the Merger in accordance with Section 5.4(b)(ii). 5.2

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Parent and Company shall jointly prepare and Parent will prepare, and shall file with the SECSEC the S-4, which shall include a document or documents that will constitute (i) the prospectus forming part of the registration statement on the S-4 and (ii) the Proxy Statement/Prospectus. Each of the parties hereto shall use its best efforts to cause the S-4 to become effective as promptly as practicable after the date hereof, and, prior to the effective date of the S-4, the parties hereto shall take all action required under any applicable laws in connection with the issuance of shares of Parent Common Stock pursuant to the Merger. Each of Parent and Company shall provide promptly to the other such information concerning its business and financial statements and affairs as, in the reasonable judgment of the providing party or its counsel, may be required or appropriate for inclusion in the Proxy Statement/Prospectus and the S-4, or in any amendments or supplements thereto, and cause its counsel and auditors to cooperate with the other's counsel and auditors in the preparation of the Proxy Statement/Prospectus and the S-4. As promptly as practicable after the effective date of the S-4, the Proxy Statement/Prospectus and Parent will prepare and file with shall be mailed to the SEC the S-4 in which the Proxy Statement/Prospectus will be included as a prospectusstockholders of Company. Each of Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 declared effective under the Securities Act as promptly as practicable after such filing and Company will parties hereto shall cause the Proxy Statement/Prospectus to be mailed comply as to its stockholders at form and substance with respect to such party in all material respects with the earliest practicable time after applicable requirements of (i) the S-4 is declared effective by Exchange Act, (ii) the SECSecurities Act, and (iii) the rules and regulations of the Nasdaq. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Prior to the Effective Time, Parent shall use its commercially reasonable efforts to obtain all regulatory approvals needed to ensure that the Parent Common Stock to be issued in the Merger will be registered or qualified under the securities law of every jurisdiction in the United States in which any registered holder of Company Common Stock has an address of record on the record date for determining the stockholders entitled to notice of and to vote at the Company Stockholders' Meeting; provided that Parent shall not be required to consent to the service of process in any jurisdiction in which it is not so subject. Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of the receipt of notice that the S-4 has become effective, of the issuance of any stop order, of the suspension of the qualification of the Parent Common Stock issuable in connection with the Merger for offering or sale in any jurisdiction, or of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4, the Proxy Statement/Prospectus or any Other Filing or for additional information and and, except as may be prohibited by any Governmental Entity or by any Legal Requirement, will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a5.01(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, the Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Statement and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus Statement will be included as a prospectus. Each of the Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable best efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus Statement to be mailed to its respective stockholders at the earliest practicable time after the S-4 is declared effective by the SECtime. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of Company and Parent will notify the other Company promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Statement or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company The Proxy Statement, the Registration Statement and Parent the Other Filings will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, the Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Companythe Company and Parent, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company and Parent will respond to any comments of the SEC, and will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing filing, and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company IPEC and Parent SpeedFam will prepare, and file with the SEC, the Proxy Statement/Prospectus Statement and Parent SpeedFam will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus Statement will be included as a prospectus. Each of Company IPEC and Parent SpeedFam will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus Statement to be mailed to its stockholders respective shareholders or stockholders, as the case may be, at the earliest practicable time after the S-4 is declared effective by the SECtime. As promptly as practicable after the date of this Agreement, each of Company IPEC and Parent SpeedFam will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company IPEC and Parent SpeedFam will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Statement or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company The Proxy Statement, the Registration Statement and Parent the Other Filings will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company IPEC or ParentSpeedFam, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of CompanyIPEC or shareholders of SpeedFam, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company Anergen and Parent Corixa will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent Corixa will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company Anergen and Parent Corixa will A-30 31 respond to any comments of the SEC, SEC and will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company filing, Anergen will cause the Proxy Statement/Statement/ Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company Anergen and Parent Corixa will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by in this Agreement (the "Other Filings"). Each of Company Anergen and Parent Corixa will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company Anergen and Parent Corixa will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company Anergen or ParentCorixa, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of CompanyAnergen, such amendment or supplement.. (b) The Proxy Statement/Prospectus will include the recommendation of the Board of Directors of Anergen in favor of adoption and approval of this Agreement and approval of the Merger. 5.2

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or 37 for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, the Company and Parent will shall prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will shall prepare and file with the SEC the S-4 in which the Proxy Statement/Prospectus will shall be included as a prospectus. Each of Parent and the Company shall provide promptly to the other such information concerning its business and financial statements and affairs as, in the reasonable judgment of the providing party or its counsel, may be required or appropriate for inclusion in the Proxy Statement/Prospectus and the S-4, or in any amendments or supplements thereto, and to cause its counsel and auditors to cooperate with the other's counsel and auditors in the preparation of the Proxy Statement/Prospectus and the S-4. Each of the Company and Parent will shall respond to any comments of the SEC, will and shall use its respective commercially reasonable efforts to have the S-4 declared effective under the Securities Act as promptly as practicable after such filing filing, and the Company will shall cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of the Company and Parent will shall prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of the Company and Parent will shall notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4, the Proxy Statement/Prospectus or any Other Filing or for additional information and will shall supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of the Company and Parent will shall cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 or any Other Filing, the Company or Parent, as the case may be, will shall promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of the Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, the Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Statement and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus Statement will be included as a prospectusincluded. Each of the Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable best efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus Statement to be mailed to its respective stockholders or shareholders, as the case may be, at the earliest practicable time after the S-4 is declared effective by the SECtime. As promptly as practicable after the date of this Agreement, each of the Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of the -39- 45 Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Statement or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company The Proxy Statement, the Registration Statement and Parent the Other Filings will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, the Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Companythe Company or shareholders of Parent, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, the Company and Parent will shall prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will shall prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will shall be included as a prospectus. Each of Parent and the Company shall provide promptly to the other such information concerning its business and financial statements and affairs as, in the reasonable judgment of the providing party or its counsel, may be required or appropriate for inclusion in the Proxy Statement/Prospectus and the Registration Statement, or in any amendments or supplements thereto, and to cause its counsel and auditors to cooperate with the other’s counsel and auditors in the preparation of the Proxy Statement/Prospectus and the Registration Statement. Each of the Company and Parent will shall respond to any comments of the SEC, will and shall use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing filing, and the Company will shall cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of the Company and Parent will shall prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws Laws relating to the Merger and the transactions contemplated by this Agreement (the "“Other Filings"”). Each of the Company and Parent will shall notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or for additional information and will shall supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of the Company and Parent will shall cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a6.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunderLaw. Whenever any event occurs which that is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, the Company or Parent, as the case may be, will shall promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of the Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company Maxis and Parent Electronic Arts will prepare, and file with the SEC, the Proxy Statement/Prospectus , and Parent Electronic Arts will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus Statement will be included as a prospectus. Each of Company Maxis and Parent Electronic Arts will respond to any comments of the SEC, will use its respective commercially reasonable best efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and, to the extent that presenting this Agreement and Company the Merger to Maxis' stockholders for their approval and adoption would not violate applicable law, Maxis will cause the Proxy Statement/Prospectus Statement to be mailed to its the Maxis stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company Maxis and Parent Electronic Arts will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company Maxis and Parent Electronic Arts will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Statement or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company Maxis and Parent Electronic Arts will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever Maxis or Electronic Arts obtains knowledge of the occurrence of any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company Maxis or ParentElectronic Arts, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of CompanyMaxis, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company SPI and Parent SG will prepare, cooperate to prepare and file with the SEC, the Proxy Statement/Prospectus and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus Statement will be included as a prospectus. Each of Company SPI and Parent SG will respond to any comments of the SEC, will use its respective commercially reasonable best efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company will cause the Proxy Statement/Prospectus Statement to be mailed to its the SPI stockholders at the earliest practicable time after the S-4 is declared effective by the SECtime. As promptly as practicable after the date of this Agreement, each of Company SPI and Parent SG will cooperate to prepare and file any other filings required to be filed by it under the Exchange Act, Act and the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of Company SPI and Parent SG will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Statement or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company The Proxy Statement, the Registration Statement and Parent the Other Filings will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company SPI or ParentSG, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of CompanySPI, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, the Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent will shall prepare and file with the SEC a proxy statement/prospectus to be delivered to the S-4 stockholders of the Company in connection with the Merger (the "Proxy Statement/Prospectus"), and Parent shall prepare and file with the SEC a registration statement on Form S-4, in which the Proxy Statement/Prospectus will be included as a prospectus, in connection with the issuance of the Parent Common Stock in or as a result of the Merger (the "Registration Statement"). Each of the Company and Parent will shall promptly provide to the other all such information concerning its business and financial statements and affairs as reasonably may be required or appropriate for inclusion in the Proxy Statement/Prospectus or the Registration Statement, or in any amendments or supplements thereto, and to cause its counsel and auditors to cooperate with the other party's counsel and auditors in the preparation of the Proxy Statement/Prospectus and the Registration Statement. Each of the Company and Parent shall respond to any comments of the SEC, will and shall use its respective commercially reasonable efforts to have the S-4 Registration Statement declared or ordered effective under the Securities Act as promptly as practicable after such filing and filing, the Company will shall cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared or ordered effective by the SEC. As promptly as practicable after the date of this Agreement, each of the Company and Parent will shall prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky foreign, state "blue sky" or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other Filings"). Each of the Company and Parent will shall notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing Filing, or for additional information and will shall supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of the Company and Parent will shall cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, the Company or Parent, as the case may be, will shall promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to the stockholders of the Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company and Parent will respond to any comments of the SEC, and will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing filing, and Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of Company, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company Callisto and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent will Synergy shall prepare and file with the SEC a joint proxy statement/prospectus to be delivered to the S-4 stockholders of Callisto in connection with the Merger (the “Proxy Statement/Prospectus”), and Synergy shall prepare and file with the SEC a registration statement on Form S-4, in which the joint Proxy Statement/Prospectus will be included as a prospectus, in connection with the issuance of Synergy Common Stock in or as a result of the Merger (the “Registration Statement”). Each of Company Callisto and Parent will Synergy shall promptly provide all such information concerning its business and financial statements and affairs as reasonably may be required or appropriate for inclusion in the Proxy Statement/Prospectus or the Registration Statement, or in any amendments or supplements thereto, and to cause its counsel and auditors to cooperate with the other party’s counsel and auditors in the preparation of the Proxy Statement/Prospectus and the Registration Statement. Each of Callisto and Synergy shall respond to any comments of the SEC, will and shall use its respective commercially reasonable efforts to have the S-4 Registration Statement declared or ordered effective under the Securities Act as promptly as practicable after such filing filing. Callisto and Company will Synergy shall cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared or ordered effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company Callisto and Parent will Synergy shall prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky foreign, state “blue sky” or related laws relating to the Merger and the transactions contemplated by this Agreement (the "“Other Filings"”). Each of Company Callisto and Parent will notify the other Synergy shall promptly supply upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing Filing, or for additional information and will shall supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company Callisto and Parent will Synergy shall cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which that is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company Callisto or ParentSynergy, as the case may be, will shall promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to the stockholders of CompanyCallisto and Synergy, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, Company GeoCities and Parent Yahoo! will prepare, and file with the SEC, the Proxy Statement/Prospectus and Parent Yahoo! will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of Company GeoCities and Parent Yahoo! will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and Company GeoCities will cause the Proxy Statement/Prospectus to be mailed to its stockholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of Company GeoCities and Parent Yahoo! will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of Company GeoCities and Parent Yahoo! will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, SEC or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of Company GeoCities and Parent Yahoo! will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, Company GeoCities or ParentYahoo!, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders of CompanyGeoCities, such amendment or supplement.

Proxy Statement/Prospectus; Registration Statement; Other Filings; Board Recommendations. (a) As promptly as practicable after the execution of this Agreement, the Company and Parent will prepare, and file with the SEC, the Proxy Statement/Prospectus Prospectus, and Parent will prepare and file with the SEC the S-4 Registration Statement in which the Proxy Statement/Prospectus will be included as a prospectus. Each of the Company and Parent will respond to any comments of the SEC, will use its respective commercially reasonable efforts to have the S-4 Registration Statement declared effective under the Securities Act as promptly as practicable after such filing and filing, and, subject to Section 5.2(c), the Company will cause the Proxy Statement/Prospectus to be mailed to its stockholders shareholders at the earliest practicable time after the S-4 Registration Statement is declared effective by the SEC. As promptly as practicable after the date of this Agreement, each of the Company and Parent will prepare and file any other filings required to be filed by it under the Exchange Act, the Securities Act or any other Federalfederal, foreign or Blue Sky or related laws relating to the Merger and the transactions contemplated by this Agreement (the "Other FilingsOTHER FILINGS"). Each of the Company and Parent will notify the other promptly upon the receipt of any comments from the SEC or its staff or any other government officials and of any request by the SEC or its staff or any other government officials for amendments or supplements to the S-4Registration Statement, the Proxy Statement/Prospectus Prospectus, or any Other Filing or for additional information and will supply the other with copies of all correspondence between such party or any of its representatives, on the one hand, and the SEC, or its staff or any other government officials, on the other hand, with respect to the S-4Registration Statement, the Proxy Statement/Prospectus, the Merger or any Other Filing. Each of the Company and Parent will cause all documents that it is responsible for filing with the SEC or other regulatory authorities under this Section 5.1(a) to comply in all material respects with all applicable requirements of law and the rules and regulations promulgated thereunder. Whenever any event occurs which is required to be set forth in an amendment or supplement to the Proxy Statement/Prospectus, the S-4 Registration Statement or any Other Filing, the Company or Parent, as the case may be, will promptly inform the other of such occurrence and cooperate in filing with the SEC or its staff or any other government officials, and/or mailing to stockholders shareholders of the Company, such amendment or supplement.