In 2009, digital coupons represented 10 percent of coupons redeemed, up from 1 percent in 2006. It is a growing industry. When shoppers’ ShopRite Price Plus Club card is entered or swiped at ...

ShopRite, Safeway and Kroger along with other grocery chains are serving mobile coupons via Verizon Communications Inc.’s new free digital coupon service for its wireless and FiOS TV customers.