To assist sponsors and owners of Section 202 and Section 811 projects in reducing operating costs, HUD’s Office of Policy Development & Research has published Enhancing Energy Efficiency and Green Building Design in Section 202 and Section 811 Programs. This report offers tools, resources, and case studies of successful energy efficiency practices in 202 and 811 housing. The case studies are of five organizations actively involved in increasing the use of energy efficiency, water conservation, and green building features in Section 202 or Section 811 developments.