ARLINGTON, Va.--(BUSINESS WIRE)--Opower (NYSE:OPWR), the global leader in cloud-based software for the utility industry, today announced that it is expanding its innovative Behavioral Demand Response (BDR) product to 1.5 million homes this summer. Having completed a series of successful deployments over the last two years, Opower will deploy the solution to twice as many utilities in 2015 including ComEd, BGE, Glendale Water & Power, and large IOUs in the Midwest and California. Opower’s BD