Overall, 45 million consumers used digital coupons in 2009 — up almost 20% from 38 million in 2008. In percentage terms, that represents an increase from about 12% to 14% of the total U.S….
Overall, 45 million consumers used digital coupons in 2009 — up almost 20% from 38 million in 2008. In percentage terms, that represents an increase from about 12% to 14% of the total U.S….