"The solar co-op approach is a win-win for both solar energy buyers and system installers." ...
Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...
Free tools can help you estimate how much energy you'll get from a plug-in solar panel - and how long it'll take to earn your money back. But can you trust them?