ACKNOWLEDGMENT AND AGREEMENT TO TENDER UNITS OF LIMITED PARTNERSHIP IN UNITED INVESTORS INCOME PROPERTIES (THE "PARTNERSHIP") PURSUANT TO AN OFFER TO PURCHASE DATED MAY 9, 2003 (THE "OFFER DATE"), AS SUPPLEMENTED JUNE 6, 2003 BY AIMCO PROPERTIES, L.P....Acknowledgment and Agreement to Tender Units of Limited Partnership • June 6th, 2003 • Aimco Properties Lp • Operators of apartment buildings
