The purchase price of the 5 Houston Center Building was approximately $166.0 million, plus closing costs. The acquisition was funded with net proceeds raised from the Registrant's ongoing public offering and the assumption of a $90.0 million fixed rate loan secured by the 5 Houston Center Building in favor of Archon Financial, L.P. (see Item 2.03 for more information).

The 5 Houston Center Building, which was completed in 2002, is leased to Ernst and Young U.S. L.L.P. ("Ernst & Young") (approximately 26%), Jackson Walker L.L.P. ("Jackson Walker") (approximately 12%), Jenkens and Gilchrist, P.C. ("Jenkins & Gilchrist") (approximately 10%), Capgemini U.S. L.L.P. ("Capgemini U.S.") (approximately 8%) and various other office and retail tenants (approximately 40%). Approximately 4% of the 5 Houston Center Building is currently vacant.

Ernst & Young is the U.S. arm of Ernst & Young International, one of the Big Four accounting firms. Ernst & Young International, which has approximately 103,000 employees, provides audit, tax and transaction services to public and private companies in a wide variety of industries. Jackson Walker, a Texas-based law firm with seven offices and over 300 attorneys, represents clients in such areas as corporate and securities, litigation, intellectual property, health care, labor and employment, legislative, and regulatory, real estate, and international law. Jenkens & Gilchrist, which has over 300 attorneys in eight offices throughout the U.S., provides legal counsel in more than 20 areas of practice to industries and business leaders around the world. Capgemini U.S., which oversees the North American operations of Paris-based consulting firm Capgemini, offers management and information technology consulting services, systems integration, technology development design and outsourcing services through offices in 24 states. Capgemini U.S., which employs approximately 8,900 people, serves clients in a variety of industries, including automotive, energy and utilities, financial services, high-tech, manufacturing and transportation.

The current aggregate annual base rent for Ernst & Young, Jackson Walker, Jenkins & Gilchrist, Capgemini U.S. and the other 15 tenants of the 5 Houston Center Building is approximately $11.6 million. The current weighted-average remaining lease term for Ernst & Young, Jackson Walker, Jenkins & Gilchrist, Capgemini U.S. and the other 15 tenants of the 5 Houston Center Building is approximately seven years. Ernst & Young has the right, at its option, to extend the initial term of its lease for three additional three to five-year periods. Jackson Walker has the right, at its option, to extend the initial term of its lease for an additional 20 years in increments of five or ten years. Jenkens & Gilchrist has the right, at its option, to extend the initial term of its lease for two additional five-year periods. Capgemini U.S. has the right, at its option, to extend the initial term of its lease for two additional three to five-year periods. Jackson Walker has a one-time option to terminate a portion of its space of up to one full floor, approximately 30,000 rentable square feet, effective October 1, 2008 for a termination fee equal to the sum of four months of its then monthly rent plus unamortized leasing costs associated with the terminated space. Capgemini U.S. has a one-time option to terminate its lease agreement effective October 1, 2007 for a termination fee equal to seven months of its then monthly rent.