Energy efficiency can be difficult to conceptualize. There’s not a representative device like a solar panel or wind turbine. Rather, it’s a collection of technologies, strategies, and policies involving our houses, businesses, transportation, and behavior that improve the way we live. There are often misunderstandings or “myths” about how we verify that energy efficiency is working and measure what benefits it’s providing. Four measurement and verification (M&V) myths are debunked below.