When real estate investor Brook Haberman began surveying North Texas in the late 1980s for deals, he remembers seeing the gold-clad Campbell Centre along North Central Expressway in Dallas and there was "no question it was iconic." Decades later, when Haberman, managing director of The Haberman Group Inc. of New York, was presented with an opportunity to acquire the two tower office complex, the investor, who calls Dallas his "adopted home," decided to make a deal. "This was certainly something...