The other solar providers are usually done the traditional car way. You find some local company (akin to a car dealership) to install your panels, and they'll t

The other solar providers are usually done the traditional car way. You find some local company (akin to a car dealership) to install your panels, and they'll tell you how much it costs. EnergySage does give you some insight to the price before you buy though. Basically, you don't buy the battery from Pika energy, you buy it from a local dealer.