EXHIBIT 7.11 AGREEMENT OF JOINT FILING Cooper River Properties, L.L.C., Insignia Properties, L.P., Insignia Properties Trust, Madison River Properties, L.L.C., AIMCO Properties, L.P., AIMCO-GP, Inc. and Apartment Investment and Management Company...Joint Filing Agreement • January 22nd, 1999 • Cooper River Properties LLC • Operators of nonresidential buildings
