The Massive Untapped U.S. Solar Market
Residential and utility-scale solar have both become big markets in the U.S. Utilities know they can find many developers willing to build projects and provide low-cost electricity through power purchase agreements. In most of the country, homeowners can get solar on their roofs that costs less than electricity from the utility.
One market that hasn't yet taken off is commercial solar, installations on large rooftops like warehouses and department stores. Outside of a handful of big companies, it's difficult to make the economics of commercial solar work. But that may be changing with a few new solutions companies are offering today.
Source: Fool.com