1 EXHIBIT 99.1 COMMON STOCK PURCHASE AND OPTION AGREEMENTCommon Stock Purchase and Option Agreement • September 22nd, 1999 • Allegiance Telecom Inc • Telephone communications (no radiotelephone) • Illinois
Contract Type FiledSeptember 22nd, 1999 Company Industry Jurisdiction
ANDCommon Stock Purchase and Option Agreement • June 5th, 1998 • Security First Technologies Corp • New York
Contract Type FiledJune 5th, 1998 Company Jurisdiction