EXHIBIT 10.1 PS BUSINESS PARKS, L.P. AMENDMENT TO AGREEMENT OF LIMITED PARTNERSHIP RELATING TO 9 1/2% SERIES D CUMULATIVE REDEEMABLE PREFERRED UNITS This Amendment to the Agreement of Limited Partnership of PS Business Parks, L.P., a California...Amendment to Agreement of Limited Partnership • May 15th, 2001 • Ps Business Parks Inc/Ca • Real estate investment trusts
