Several successful residential energy efficiency programs offered multiple types of home energy assessments to appeal to a wider spectrum of homeowner interests and needs. These ranged from online home assessments to brief walk-throughs to full diagnostic testing. A comprehensive evaluation of over...

A residential energy efficiency program’s success is dependent on the quality of work that contractors conduct in customers’ homes. Indeed, an in-depth examination of selected program strategies found that effective quality assurance and quality control programs provided a foundation for quality...