Exhibit 10.5 FOURTH AMENDMENT TO SECOND AMENDED AND RESTATED AGREEMENT OF LIMITED PARTNERSHIP OF CARRAMERICA REALTY, L.P. THIS FOURTH AMENDMENT TO SECOND AMENDED AND RESTATED AGREEMENT OF LIMITED PARTNERSHIP OF CARRAMERICA REALTY, L.P. (this "Fourth...Second Amended and Restated Agreement of Limited Partnership • March 31st, 1999 • Carramerica Realty Corp • Real estate investment trusts
