Mid-America Apartment Communities Inc, or MAA, is a real estate investment trust engaged in the acquisition, operation, and development of multifamily apartment communities located in southeastern and southwestern United States. Company operates two reportable segments; Same Store includes communities that the Company has owned and have been stabilized for at least a full 12 months as of the first day of the calendar year and Non-Same Store and Other includes recently acquired communities, communities being developed or in lease-up, communities that have been disposed of or identified for disposition, communities that have experienced a significant casualty loss and stabilized communities that do not meet the requirements to be Same Store communities. Key revenue comes from the Same Store.