Walmart accepts paper and print-at-home manufacturer coupons that scan, aren’t expired, and match the exact item (size and variety). Follow the limits. One coupon per item and they limit you to four ...

(Reuters) - Wal-Mart Stores Inc shoppers can now research the trove of product data the world's largest retailer gathers, through a new iPad app and updated app for Apple Inc's iPhone. The move comes ...