Avalonbay Communities, Inc. is a real estate investment trust (REIT). The Company's operating segments include Established Communities, Other Stabilized Communities and Development/Redevelopment Communities. The Company is engaged in developing, redeveloping, acquiring and managing apartment communities in New England, the New York/New Jersey Metro area, the Mid-Atlantic, Southeast Florida, Denver, Colorado, the Pacific Northwest, and Northern and Southern California. It focuses on metropolitan areas in these regions. The Company generally obtains ownership in an apartment community by developing a new community on either vacant land or land with improvements that it raze, or by acquiring an existing community. In selecting sites for development or acquisition, the Company focuses on locations that are near expanding employment centers, recreation areas, entertainment, shopping, and dining.