MINNEAPOLIS--(BUSINESS WIRE)--Digital River, Inc., a leading global provider of Commerce-as-a-Service solutions, announced that it will serve as the title sponsor for the Internet Retailing Expo (IRX) as well as exhibit at the event. The company’s exhibit stand (#E81) will showcase its commerce, payments and emarketing solutions. IRX will take place March 25-26, 2015, at the National Exhibition Centre Birmingham in the U.K. “Brands today are under increasing pressure to generate profits from di