In my work in the energy efficiency space, I've noticed that most people don't really understand what an energy audit is. There is a big misunderstanding about energy audits, including what they cover, who is qualified to perform one, why they are relatively expensive, and what is provided. What is an energy audit? An energy audit is an extremely detailed assessment of the energy efficiency of a site, or of aspects of a site (eg; insulation, lighting, heating and cooling, hot