|Mid-America Apartment Communities, Inc. (MAA) is a self-administered and self-managed real estate investment trust (REIT). The Company focuses on acquiring, owning and operating apartment communities in the Sunbelt region of the United States. As of December 31, 2011, it owned 100% of 160 properties representing 46,872 apartment units. Three properties include retail components with approximately 93,000 square feet of gross leasable area. It operates in three segments: large market same store communities, secondary market same store communities and non same store communities and other. Its business is conducted principally through Mid-America Apartments, L.P. (operating partnership). During the year ended December 31, 2011, the Company had 95% interest in the operating partnership. In August 2012, the Company completed the acquisition of Haven at Blanco, an upscale 436-unit multi-family apartment community in San Antonio, Texas.