Online buyers crack the code on deals - USATODAY.com

Online buyers crack the code on deals - USATODAY.com: "Happily, consumers who shop online stand to benefit from websites that list coupon or promotion codes for the taking. At any time, up to 75% of online retailers offer a place to log in a discount code before checkout, experts estimate. Several sites — Currentcodes.com, RetailMeNot.com, CouponCabin.com and BradsDeals.com, among them — help make sure you seldom have to pay without adding a discount first, if one exists."