For example, it recently purchased an FBI field office in Tampa from fellow office REIT Highwoods Properties (NYSE: HIW) for $70.4 million. This three-pronged focus on the agency (growth and importance), mission (core and requires specialized space), and building (strategic location and built-to-suit design) further enhance the long-term security of its rental income. The structure of its rental contracts features inflation-linked adjustments to cover higher real estate taxes and operating expenses.