Specifications include, but are not limited to: The goal of the Quality Assurance and Quality Control (QA/QC) function at Efficiency Vermont is to assist Existing Homes customers and small businesses, including but not limited to those in the Home Performance with ENERGY STAR® (HPwES) program and the Building Performance (BP) program, to receive high-quality energy efficiency services from contractors that: • Provide high quality and thorough air sealing and insulation installations consistent with program guidelines and expectations. • Provide customers with a comprehensive, prioritized list of recommendations and benefits for better building energy performance. This work can be done all at once or over time. • Accurately represent the scope of work completed and the pre- and post-conditions of the home.