Exhibit 10.12 PURCHASE AND SALE AGREEMENT THIS AGREEMENT, made as of the 23rd day of September, 2003, is by and between U.S. I.N.S. II, L.L.C., a Texas Limited Liability Company, with an address at 1014 E. HARRISON AVENUE, HARLINGEN, TX 78550...Purchase and Sale Agreement • January 13th, 2004 • Government Properties Trust Inc • Real estate investment trusts • Texas
Exhibit 10.13 PURCHASE AND SALE AGREEMENT THIS AGREEMENT, made as of the 23rd day of September 2003, is by and between U.S.B.P., LLC, a Texas Limited Liability Company, with an address at 1014 E. HARRISON AVENUE, HARLINGEN, TX 78550 ("Seller"), and...Purchase and Sale Agreement • January 13th, 2004 • Government Properties Trust Inc • Real estate investment trusts • Texas
