DTE Energy is committed to energy efficiency through developing cost-effective programs that raise customer awareness and make it easy to participate. DTE helps customers save energy and money through programs that support all customer categories, including residential, commercial, industrial, and employee programs. DTE also helps foster a strong regulatory environment and promote community stewardship by exceeding legislative requirements, helping the local economy, and supporting community initiatives. The document outlines DTE's plans to save 7,900 GWH of electricity and 18,000 MMcf of natural gas through 2021, and notes that over 2.4 million electric customers and 1.6 million gas customers have participated in DTE's 16 residential and commercial/industrial energy efficiency programs since inception.