Tom Caporaso, CEO of Clarus Commerce, discusses FreeShipping.com’s back-to-school promotion with EcommerceBytes. The promotion offers subscribers 20% cash back at 10 top back-to-school retailers; Caporaso says that FreeShipping.com’s benefits, including unlimited free return shipping, give shoppers the confidence to make purchases they might not otherwise consider, which also serves to help small business owners.