Common use of Due Execution and Authorization Clause in Contracts

Due Execution and Authorization. The undersigned, and the person(s) executing this Certificate on behalf of the undersigned, are duly authorized to execute this Certificate on behalf of Tenant and to bind Tenant thereto. TENANT: , a By: Printed Name: Its: By: Printed Name: Its: RULES AND REGULATIONS 1. Tenant shall have access to the Building and the Premises at all times during the Term, except to the extent otherwise necessary for emergencies, maintenance or repairs, which maintenance and repairs shall be accomplished with as little interference to Tenant as commercially reasonable. On Saturdays, Sundays and legal holidays, and on other days between the hours of 6:00 P.M. and 8:00 A.M. the following day, or such other hours as Landlord shall determine from time to time, access to the Property and/or to the passageways, entrances, exits, shipping areas, halls, corridors, elevators or stairways and other areas in the Property may be restricted and access gained by use of a key to the outside doors of the Property, or pursuant to such security procedures Landlord may from time to time impose. All such areas, and all roofs, are not for use of the general public, and Landlord shall in all cases retain the right to control and prevent access thereto by all persons whose presence in the judgment of Landlord shall be prejudicial to the safety, character, reputation and interests of the Property and its tenants, provided, however, that nothing herein contained shall be construed to prevent such access to persons with whom Tenant deals in the normal course of Tenant’s business unless such persons are engaged in activities which are illegal or violate these Rules. No Tenant and no employee or invitee of Tenant shall enter into areas reserved for the exclusive use of Landlord, its employees or invitees. Tenant shall keep doors to corridors and lobbies closed except when persons are entering or leaving. 2. Tenant shall not paint, display, inscribe, maintain or affix any sign, placard, picture, advertisement, name, notice, lettering or direction on any part of the outside or inside of the Property, or on any part of the inside of the Premises which can be seen from the outside of the Premises, without the prior consent of Landlord, and then only such name or names or matter and in such color, size, style, character and material as may be first approved by Landlord in writing. Landlord shall prescribe the suite number and identification sign for the Premises (which shall be prepared and installed by Landlord at Tenant’s expense). Landlord reserves the right to remove at Tenant’s expense all matter not so installed or approved without notice to Tenant. 3. Tenant shall not in any manner use the name of the Property for any purpose other than that of the business address of the Tenant, or use any picture or likeness of the Property, in any letterheads, envelopes, circulars, notices, advertisements, containers or wrapping material without Landlord’s express consent in writing. 4. Tenant shall not place anything or allow anything to be placed in the Premises near the glass of any door, partition, wall or window which may be unsightly from outside the Premises, and Tenant shall not place or permit to be placed any article of any kind on any window ledge or on the exterior walls. Blinds, shades, awnings or other forms of inside or outside window ventilators or similar devices, shall not be placed in or about the outside windows in the Premises except to the extent, if any, that the character, shape, color, material and make thereof are first approved by Landlord. 5. Furniture, freight and other large or heavy articles, and all other deliveries may be brought into the Property only at times and in the manner designated by Landlord, and always at Tenant’s sole responsibility and risk. Landlord may impose reasonable charges for use of freight elevators after or before normal business hours. All damage done to the Property by moving or maintaining such furniture, freight or articles shall be repaired by Landlord at Tenant’s expense. Landlord may inspect items brought into the Property or Premises with respect to weight or dangerous nature. Landlord may require that all furniture, equipment, cartons and similar articles removed from the Premises or the Property be listed and a removal permit therefor first be obtained from Landlord. Tenant shall not take or permit to be taken in or out of other entrances or elevators of the Property any item normally taken, or which Landlord otherwise reasonably requires to be taken, in or out through service doors or on freight elevators. Tenant shall not allow anything to remain in or obstruct in any way, any lobby, corridor, sidewalk, passageway, entrance, exit, hall, stairway, shipping area, or other such area. Tenant shall move all supplies, furniture and equipment as soon as received directly to the Premises, and shall move all such items and waste (other than waste customarily removed by Property employees) that are at any time being taken from the Premises directly to the areas designated for disposal. Any handcarts used at the Property shall have rubber wheels. 6. Tenant shall not overload any floor or part thereof in the Premises, or Property, including any public corridors or elevators therein bringing in or removing any large or heavy articles, and Landlord may direct and control the location of safes and all other heavy articles and require supplementary supports at Tenant’s expense of such material and dimensions as Landlord may deem necessary to properly distribute the weight. 7. Tenant shall not attach or permit to be attached additional locks or similar devices to any door or window, change existing locks or the mechanism thereof, or make or permit to be made any keys for any door other than those provided by Landlord. If more than two keys for one lock are desired, Landlord will provide them upon payment therefor by Tenant. Tenant, upon termination of its tenancy, shall deliver to Landlord all keys of offices, rooms and toilet rooms which have been furnished Tenant or which Tenant shall have had made, and in the event of loss of any keys so furnished shall pay Landlord therefor. 8. If Tenant desires signal, communication, alarm or other utility or similar service connections installed or changed, Tenant shall not install or change the same without the prior approval of Landlord, and then only under Landlord’s direction at Tenant’s expense. Tenant shall not install in the Premises any equipment which requires more electric current than Landlord is required to provide under this Lease, without Landlord’s prior approval, and Tenant shall ascertain from Landlord the maximum amount of load or demand for or use of electrical current which can safely be permitted in the Premises, taking into account the capacity of electric wiring in the Property and the Premises and the needs of tenants of the Property, and shall not in any event connect a greater load than such safe capacity. 9. Tenant shall not obtain for use upon the Premises janitor and other similar services, except from Persons approved by Landlord. Any Person engaged by Tenant to provide janitor or other services shall be subject to direction by the manager or security personnel of the Property. 10. The toilet rooms, urinals, washbowls and other such apparatus shall not be used for any purpose other than that for which they were constructed, and no foreign substance of any kind whatsoever shall be thrown therein, and the expense of any breakage, stoppage or damage resulting from the violation of this Rule shall be borne by Tenant who, or whose employees or invitees, shall have caused it. Tenant shall not cause any unnecessary labor by reason of Tenant’s carelessness or indifference in the preservation of good order and cleanliness in and around the building. 11. The janitorial closets, utility closets, telephone closets, broom closets, electrical closets, storage closets, and other such closets, rooms and areas shall be used only for the purposes and in the manner designated by Landlord, and may not be used by tenants, or their contractors, agents, employees, or other parties, without Landlord’s prior written consent. 12. Landlord reserves the right to exclude or expel from the Property any person who, in the judgment of Landlord, is intoxicated or under the influence of liquor or drugs, or who shall in any manner do any act in violation of any of these Rules. Tenant shall not at any time manufacture, sell, use or give away, any spirituous, fermented, intoxicating or alcoholic liquors on the Premises, nor permit any of the same to occur (except in connection with occasional social or business events conducted in the Premises which do not violate any laws nor bother or annoy any other tenants). Tenant shall not at any time sell, purchase or give away food in any form by or to any of Tenant’s agents or employees or any other parties on the Premises, nor permit any of the same to occur (other than in lunchrooms or kitchens for employees as may be permitted or installed by Landlord, which does not violate any laws or bother or annoy any other tenant).

Due Execution and Authorization. The undersigned, and the person(s) ------------------------------- executing this Certificate on behalf of the undersigned, are duly authorized to execute this Certificate on behalf of Tenant and to bind Tenant thereto. TENANT: XXXXXXX COM, LLC, a Delaware limited liability company By: Printed :__________________________ Name: ItsTitle: By: Printed :__________________________ Name: ItsTitle: EXHIBIT E RULES AND REGULATIONS 1. Tenant shall have access to the Building and the Premises at all times during the Term, except to the extent otherwise necessary for emergencies, maintenance or repairs, which maintenance and repairs shall be accomplished with as little interference to Tenant as commercially reasonable. On Saturdays, Sundays and legal holidays, and on other days between the hours of 6:00 P.M. and 8:00 A.M. the following day, or such other hours as Landlord shall determine from time to time, access to the Property and/or to the passageways, entrances, exits, shipping areas, halls, corridors, elevators or stairways and other areas in the Property may be restricted and access gained by use of a key to the outside doors of the Property, or pursuant to such security procedures Landlord may from time to time impose. All such areas, and all roofs, are not for use of the general public, and Landlord shall in all cases retain the right to control and prevent access thereto by all persons whose presence in the judgment of Landlord shall be prejudicial to the safety, character, reputation and interests of the Property and its tenants, provided, however, that nothing herein contained shall be construed to prevent such access to persons with whom Tenant deals in the normal course of Tenant’s 's business unless such persons are engaged in activities which are illegal or violate these Rules. No Tenant and no employee or invitee of Tenant shall enter into areas reserved for the exclusive use of Landlord, its employees or invitees. Tenant shall keep doors to corridors and lobbies closed except when persons are entering or leaving. 2. Tenant shall not paint, display, inscribe, maintain or affix any sign, placard, picture, advertisement, name, notice, lettering or direction on any part of the outside or inside of the Property, or on any part of the inside of the Premises which can be seen from the outside of the Premises, without the prior consent of Landlord, and then only such name or names or matter and in such color, size, style, character and material as may be first approved by Landlord in writing. Landlord shall prescribe the suite number and identification sign for the Premises (which shall be prepared and installed by Landlord at Tenant’s 's expense). Landlord reserves the right to remove at Tenant’s 's expense all matter not so installed or approved without notice to Tenant. 3. Tenant shall not in any manner use the name of the Property for any purpose other than that of the business address of the Tenant, or use any picture or likeness of the Property, in any letterheads, envelopes, circulars, notices, advertisements, containers or wrapping material without Landlord’s Xxxxxxxx's express consent in writing. 4. Tenant shall not place anything or allow anything to be placed in the Premises near the glass of any door, partition, wall or window which may be unsightly from outside the Premises, and Tenant shall not place or permit to be placed any article of any kind on any window ledge or on the exterior walls. Blinds, shades, awnings or other forms of inside or outside window ventilators or similar devices, shall not be placed in or about the outside windows in the Premises except to the extent, if any, that the character, shape, color, material and make thereof are first approved by Landlord. 5. Furniture, freight and other large or heavy articles, and all other deliveries may be brought into the Property only at times and in the manner designated by Landlord, and always at Tenant’s 's sole responsibility and risk. Landlord may impose reasonable charges for use of freight elevators after or before normal business hours. All damage done to the Property by moving or maintaining such furniture, freight or articles shall be repaired by Landlord at Tenant’s 's expense. Landlord may inspect items brought into the Property or Premises with respect to weight or dangerous nature. Landlord may require that all furniture, equipment, cartons and similar articles removed from the Premises or the Property be listed and a removal permit therefor first be obtained from Landlord. Tenant shall not take or permit to be taken in or out of other entrances or elevators of the Property any item normally taken, or which Landlord otherwise reasonably requires to be taken, in or out through service doors or on freight elevators. Tenant shall not allow anything to remain in or obstruct in any way, any lobby, corridor, sidewalk, passageway, entrance, exit, hall, stairway, shipping area, or other such area. Tenant shall move all supplies, furniture and equipment as soon as received directly to the Premises, and shall move all such items and waste (other than waste customarily removed by Property employees) that are at any time being taken from the Premises directly to the areas designated for disposal. Any handcarts used at the Property shall have rubber wheels. 6. Tenant shall not overload any floor or part thereof in the Premises, or Property, including any public corridors or elevators therein bringing in or removing any large or heavy articles, and Landlord may direct and control the location of safes and all other heavy articles and require supplementary supports at Tenant’s 's expense of such material and dimensions as Landlord may deem necessary to properly distribute the weight. 7. Tenant shall not attach or permit to be attached additional locks or similar devices to any door or window, change existing locks or the mechanism thereof, or make or permit to be made any keys for any door other than those provided by Landlord. If more than two keys for one lock are desired, Landlord will provide them upon payment therefor by Tenant. Tenant, upon termination of its tenancy, shall deliver to Landlord all keys of offices, rooms and toilet rooms which have been furnished Tenant or which Tenant shall have had made, and in the event of loss of any keys so furnished shall pay Landlord therefor. 8. If Tenant desires signal, communication, alarm or other utility or similar service connections installed or changed, Tenant shall not install or change the same without the prior approval of Landlord, and then only under Landlord’s Xxxxxxxx's direction at Tenant’s 's expense. Tenant shall not install in the Premises any equipment which requires more electric current than Landlord is required to provide under this Lease, without Landlord’s 's prior approval, and Tenant shall ascertain from Landlord the maximum amount of load or demand for or use of electrical current which can safely be permitted in the Premises, taking into account the capacity of electric wiring in the Property and the Premises and the needs of tenants of the Property, and shall not in any event connect a greater load than such safe capacity. 9. Tenant shall not obtain for use upon the Premises janitor and other similar services, except from Persons approved by Landlord. Any Person engaged by Tenant Xxxxxx to provide janitor or other services shall be subject to direction by the manager or security personnel of the Property. 10. The toilet rooms, urinals, washbowls and other such apparatus shall not be used for any purpose other than that for which they were constructed, and no foreign substance of any kind whatsoever shall be thrown therein, and the expense of any breakage, stoppage or damage resulting from the violation of this Rule shall be borne by Tenant who, or whose employees or invitees, shall have caused it. Tenant shall not cause any unnecessary labor by reason of Tenant’s Xxxxxx's carelessness or indifference in the preservation of good order and cleanliness in and around the building. 11. The janitorial closets, utility closets, telephone closets, broom closets, electrical closets, storage closets, and other such closets, rooms and areas shall be used only for the purposes and in the manner designated by Landlord, and may not be used by tenants, or their contractors, agents, employees, or other parties, without Landlord’s 's prior written consent. 12. Landlord reserves the right to exclude or expel from the Property any person who, in the judgment of Landlord, is intoxicated or under the influence of liquor or drugs, or who shall in any manner do any act in violation of any of these Rules. Tenant shall not at any time manufacture, sell, use or give away, any spirituous, fermented, intoxicating or alcoholic liquors on the Premises, nor permit any of the same to occur (except in connection with occasional social or business events conducted in the Premises which do not violate any laws nor bother or annoy any other tenants). Tenant shall not at any time sell, purchase or give away food in any form by or to any of Tenant’s 's agents or employees or any other parties on the Premises, nor permit any of the same to occur (other than in lunchrooms or kitchens for employees as may be permitted or installed by Landlord, which does not violate any laws or bother or annoy any other tenant).

Due Execution and Authorization. The undersigned, and the person(s) -------------------------------- executing this Certificate on behalf of the undersigned, are duly authorized to execute this Certificate on behalf of Tenant and to bind Tenant thereto. TENANT: AMERICAN ECOLOGY CORPORATION, a Delaware corporation By: Printed Name: Its: :_____________________________________ Xxxxxxx X. Xxxxxx President and Chief Executive Officer By: Printed Name: Its: :_____________________________________ Xxxxx X. Xxxxxxxxxxx Senior Vice President and Chief Financial Officer EXHIBIT E RULES AND REGULATIONS 1. Tenant shall have access to the Building and the Premises at all times during the Term, except to the extent otherwise necessary for emergencies, maintenance or repairs, which maintenance and repairs shall be accomplished with as little interference to Tenant as commercially reasonable. On Saturdays, Sundays and legal holidays, and on other days between the hours of 6:00 P.M. and 8:00 A.M. the following day, or such other hours as Landlord shall determine from time to time, access to the Property and/or to the passageways, entrances, exits, shipping areas, halls, corridors, elevators or stairways and other areas in the Property may be restricted and access gained by use of a key to the outside doors of the Property, or pursuant to such security procedures Landlord may from time to time impose. All such areas, and all roofs, are not for use of the general public, and Landlord shall in all cases retain the right to control and prevent access thereto by all persons whose presence in the judgment of Landlord shall be prejudicial to the safety, character, reputation and interests of the Property and its tenants, provided, however, that nothing herein contained shall be construed to prevent such access to persons with whom Tenant deals in the normal course of Tenant’s 's business unless such persons are engaged in activities which are illegal or violate these Rules. No Tenant and no employee or invitee of Tenant shall enter into areas reserved for the exclusive use of Landlord, its employees or invitees. Tenant shall keep doors to corridors and lobbies closed except when persons are entering or leaving. 2. Tenant shall not paint, display, inscribe, maintain or affix any sign, placard, picture, advertisement, name, notice, lettering or direction on any part of the outside or inside of the Property, or on any part of the inside of the Premises which can be seen from the outside of the Premises, without the prior consent of Landlord, and then only such name or names or matter and in such color, size, style, character and material as may be first approved by Landlord in writing. Landlord shall prescribe the suite number and identification sign for the Premises (which shall be prepared and installed by Landlord at Tenant’s 's expense). Landlord reserves the right to remove at Tenant’s 's expense all matter not so installed or approved without notice to Tenant. 3. Tenant shall not in any manner use the name of the Property for any purpose other than that of the business address of the Tenant, or use any picture or likeness of the Property, in any letterheads, envelopes, circulars, notices, advertisements, containers or wrapping material without Landlord’s 's express consent in writing. 4. Tenant shall not place anything or allow anything to be placed in the Premises near the glass of any door, partition, wall or window which may be unsightly from outside the Premises, and Tenant shall not place or permit to be placed any article of any kind on any window ledge or on the exterior walls. Blinds, shades, awnings or other forms of inside or outside window ventilators or similar devices, shall not be placed in or about the outside windows in the Premises except to the extent, if any, that the character, shape, color, material and make thereof are first approved by Landlord. 5. Furniture, freight and other large or heavy articles, and all other deliveries may be brought into the Property only at times and in the manner designated by Landlord, and always at Tenant’s 's sole responsibility and risk. Landlord may impose reasonable charges for use of freight elevators after or before normal business hours. All damage done to the Property by moving or maintaining such furniture, freight or articles shall be repaired by Landlord at Tenant’s 's expense. Landlord may inspect items brought into the Property or Premises with respect to weight or dangerous nature. Landlord may require that all furniture, equipment, cartons and similar articles removed from the Premises or the Property be listed and a removal permit therefor first be obtained from Landlord. Tenant shall not take or permit to be taken in or out of other entrances or elevators of the Property any item normally taken, or which Landlord otherwise reasonably requires to be taken, in or out through service doors or on freight elevators. Tenant shall not allow anything to remain in or obstruct in any way, any lobby, corridor, sidewalk, passageway, entrance, exit, hall, stairway, shipping area, or other such area. Tenant shall move all supplies, furniture and equipment as soon as received directly to the Premises, and shall move all such items and waste (other than waste customarily removed by Property employees) that are at any time being taken from the Premises directly to the areas designated for disposal. Any handcarts handcarts, hand trucks or dollies used at the Property shall have rubber wheelswheels and side guards and such other equipment as Landlord may require. 6. Tenant shall not overload any floor or part thereof in the Premises, or Property, including any public corridors or elevators therein bringing in or removing any large or heavy articles, and Landlord may direct and control the location of safes and all other heavy articles and require supplementary supports at Tenant’s 's expense of such material and dimensions as Landlord may deem necessary to properly distribute the weight. 7. Tenant shall not attach or permit to be attached additional locks or similar devices to any door or window, change existing locks or the mechanism thereof, or make or permit to be made any keys for any door other than those provided by Landlord. Landlord agrees to provide up to twenty (20) keys for the lock on the entry into the Premises at no cost to Tenant. If Tenant requires more than two twenty keys for one lock are desiredsuch lock, Landlord will provide them upon payment therefor for such additional keys by Tenant. Tenant, upon termination of its tenancy, shall deliver to Landlord all keys of offices, rooms and toilet rooms which have been furnished Tenant or which Tenant shall have had made, and in the event of loss of any keys so furnished shall pay Landlord thereforfor such lost keys. 8. If Tenant desires signal, communication, alarm or other utility or similar service connections installed or changed, Tenant shall not install or change the same without the prior approval of Landlord, and then only under Landlord’s 's direction at Tenant’s 's expense. Tenant shall not install in the Premises any equipment which requires more electric current than Landlord is required to provide under this Lease, without Landlord’s 's prior approval, and Tenant shall ascertain from Landlord the maximum amount of load or demand for or use of electrical current which can safely be permitted in the Premises, taking into account the capacity of electric wiring in the Property and the Premises and the needs of tenants of the Property, and shall not in any event connect a greater load than such safe capacity. 9. Tenant shall not obtain for use upon the Premises janitor and other similar services, except from Persons approved by Landlord. Any Person engaged by Tenant to provide janitor or other services shall be subject to direction by the manager or security personnel of the Property. 10. The toilet rooms, urinals, washbowls and other such apparatus shall not be used for any purpose other than that for which they were constructed, and no foreign substance of any kind whatsoever shall be thrown therein, and the expense of any breakage, stoppage or damage resulting from the violation of this Rule shall be borne by Tenant who, or whose employees or invitees, shall have caused it. Tenant shall not cause any unnecessary labor by reason of Tenant’s 's carelessness or indifference in the preservation of good order and cleanliness in and around the building. 11. The janitorial closets, utility closets, telephone closets, broom closets, electrical closets, storage closets, and other such closets, rooms and areas shall be used only for the purposes and in the manner designated by Landlord, and may not be used by tenants, or their contractors, agents, employees, or other parties, without Landlord’s 's prior written consent. 12. Landlord reserves the right to exclude or expel from the Property any person who, in the judgment of Landlord, is intoxicated or under the influence of liquor or drugs, or who shall in any manner do any act in violation of any of these Rules. Tenant shall not at any time manufacture, sell, use or give away, any spirituous, fermented, intoxicating or alcoholic liquors on the Premises, nor permit any of the same to occur (except in connection with occasional social or business events conducted in the Premises which do not violate any laws nor bother or annoy any other tenants). Tenant shall not at any time sell, purchase or give away food in any form by or to any of Tenant’s 's agents or employees or any other parties on the Premises, nor permit any of the same to occur (other than in lunchrooms or kitchens for employees as may be permitted or installed by Landlord, which does not violate any laws or bother or annoy any other tenant).

Due Execution and Authorization. The undersigned, and the person(s) executing this Certificate on behalf of the undersigned, are duly authorized to execute this Certificate on behalf of Tenant and to bind Tenant thereto. TENANT: DIGITAS INC., a Delaware corporation By: ___________________________ Printed Name: ItsTitle: By: ___________________________ Printed Name: ItsTitle: EXHIBIT E RULES AND REGULATIONS 1. Tenant shall have access to the Building and the Premises at all times during the Term, except to the extent otherwise necessary for emergencies, maintenance or repairs, which maintenance and repairs shall be accomplished with as little interference to Tenant as commercially reasonable. On Saturdays, Sundays and legal holidays, and on other days between the hours of 6:00 P.M. and 8:00 A.M. the following day, or such other hours as Landlord shall determine from time to time, access to the Property and/or to the passageways, entrances, exits, shipping areas, halls, corridors, elevators or stairways and other areas in the Property may be restricted and access gained by use of a key to the outside doors of the Property, or pursuant to such security procedures Landlord may from time to time impose. All such areas, and all roofs, are not for use of the general public, and Landlord shall in all cases retain the right to control and prevent access thereto by all persons whose presence in the judgment of Landlord shall be prejudicial to the safety, character, reputation and interests of the Property and its tenants, provided, however, that nothing herein contained shall be construed to prevent such access to persons with whom Tenant deals in the normal course of Tenant’s 's business unless such persons are engaged in activities which are illegal or violate these Rules. No Tenant and no employee or invitee of Tenant shall enter into areas reserved for the exclusive use of Landlord, its employees or invitees. Tenant shall keep doors to corridors and lobbies closed except when persons are entering or leaving. 2. Tenant shall not paint, display, inscribe, maintain or affix any sign, placard, picture, advertisement, name, notice, lettering or direction on any part of the outside or inside of the Property, or on any part of the inside of the Premises which can be seen from the outside of the Premises, without the prior consent of Landlord, and then only such name or names or matter and in such color, size, style, character and material as may be first approved by Landlord in writing. Landlord shall prescribe the suite number and identification sign for the Premises (which shall be prepared and installed by Landlord at Tenant’s 's expense). Landlord reserves the right to remove at Tenant’s 's expense all matter not so installed or approved without notice to Tenant. 3. Tenant shall not in any manner use the name of the Property for any purpose other than that of the business address of the Tenant, or use any picture or likeness of the Property, in any letterheads, envelopes, circulars, notices, advertisements, containers or wrapping material without Landlord’s 's express consent in writing. 4. Tenant shall not place anything or allow anything to be placed in the Premises near the glass of any door, partition, wall or window which may be unsightly from outside the Premises, and Tenant shall not place or permit to be placed any article of any kind on any window ledge or on the exterior walls. Blinds, shades, awnings or other forms of inside or outside window ventilators or similar devices, shall not be placed in or about the outside windows in the Premises except to the extent, if any, that the character, shape, color, material and make thereof are first approved by Landlord. 5. Furniture, freight and other large or heavy articles, and all other deliveries may be brought into the Property only at times and in the manner designated by Landlord, and always at Tenant’s 's sole responsibility and risk. Landlord may impose reasonable charges for use of freight elevators after or before normal business hours. All damage done to the Property by moving or maintaining such furniture, freight or articles shall be repaired by Landlord at Tenant’s 's expense. Landlord may inspect items brought into the Property or Premises with respect to weight or dangerous nature. Landlord may require that all furniture, equipment, cartons and similar articles removed from the Premises or the Property be listed and a removal permit therefor first be obtained from Landlord. Tenant shall not take or permit to be taken in or out of other entrances or elevators of the Property any item normally taken, or which Landlord otherwise reasonably requires to be taken, in or out through service doors or on freight elevators. Tenant shall not allow anything to remain in or obstruct in any way, any lobby, corridor, sidewalk, passageway, entrance, exit, hall, stairway, shipping area, or other such area. Tenant shall move all supplies, furniture and equipment as soon as received directly to the Premises, and shall move all such items and waste (other than waste customarily removed by Property employees) that are at any time being taken from the Premises directly to the areas designated for disposal. Any handcarts used at the Property shall have rubber wheels. 6. Tenant shall not overload any floor or part thereof in the Premises, or Property, including any public corridors or elevators therein bringing in or removing any large or heavy articles, and Landlord may direct and control the location of safes and all other heavy articles and require supplementary supports at Tenant’s 's expense of such material and dimensions as Landlord may deem necessary to properly distribute the weight. 7. Tenant shall not attach or permit to be attached additional locks or similar devices to any door or window, change existing locks or the mechanism thereof, or make or permit to be made any keys for any door other than those provided by Landlord. If more than two keys for one lock are desired, Landlord will provide them upon payment therefor by Tenant. Tenant, upon termination of its tenancy, shall deliver to Landlord all keys of offices, rooms and toilet rooms which have been furnished Tenant or which Tenant shall have had made, and in the event of loss of any keys so furnished shall pay Landlord therefor. 8. If Tenant desires signal, communication, alarm or other utility or similar service connections installed or changed, Tenant shall not install or change the same without the prior approval of Landlord, and then only under Landlord’s 's direction at Tenant’s 's expense. Tenant shall not install in the Premises any equipment which requires more electric current than Landlord is required to provide under this Lease, without Landlord’s 's prior approval, and Tenant shall ascertain from Landlord the maximum amount of load or demand for or use of electrical current which can safely be permitted in the Premises, taking into account the capacity of electric wiring in the Property and the Premises and the needs of tenants of the Property, and shall not in any event connect a greater load than such safe capacity. 9. Tenant shall not obtain for use upon the Premises janitor and other similar services, except from Persons approved by Landlord. Any Person engaged by Tenant to provide janitor or other services shall be subject to direction by the manager or security personnel of the Property. 10. The toilet rooms, urinals, washbowls and other such apparatus shall not be used for any purpose other than that for which they were constructed, and no foreign substance of any kind whatsoever shall be thrown therein, and the expense of any breakage, stoppage or damage resulting from the violation of this Rule shall be borne by Tenant who, or whose employees or invitees, shall have caused it. Tenant shall not cause any unnecessary labor by reason of Tenant’s 's carelessness or indifference in the preservation of good order and cleanliness in and around the building. 1100. The janitorial closets, utility closets, telephone closets, broom closets, electrical closets, storage closets, and other such closets, rooms and areas shall be used only for the purposes and in the manner designated by Landlord, and may not be used by tenants, or their contractors, agents, employees, or other parties, without Landlord’s 's prior written consent. 12. Landlord reserves the right to exclude or expel from the Property any person who, in the judgment of Landlord, is intoxicated or under the influence of liquor or drugs, or who shall in any manner do any act in violation of any of these Rules. Tenant shall not at any time manufacture, sell, use or give away, any spirituous, fermented, intoxicating or alcoholic liquors on the Premises, nor permit any of the same to occur (except in connection with occasional social or business events conducted in the Premises which do not violate any laws nor bother or annoy any other tenants). Tenant shall not at any time sell, purchase or give away food in any form by or to any of Tenant’s 's agents or employees or any other parties on the Premises, nor permit any of the same to occur (other than in lunchrooms or kitchens for employees as may be permitted or installed by Landlord, which does not violate any laws or bother or annoy any other tenant).