Neighborhood group buys are common: families split the cost of a bulk order, saving everyone money. Solar panel group buys are not common, though. If you live in an eco-conscious neighborhood The Solarize Guidebook can help you negotiate a volume discount on rooftop solar systems. This is my kind of neighborhood group buy.


Photo: Melissa Hincha-Ownby

Watch: Solar panel group buys
Save money with volume discounts on solar panels.