When Black Friday hits, shoppers will be combing their favorite stores for the best bargains in an effort to save money during the pricey holiday season. Exclusive online sales, door busters and coupons are also ways to save, roughly a third of coupon users now cite the Internet or email as a source of coupons, according to Mintel. Compared to five years ago when 19% of consumers said they got coupons from the Internet or had them sent to their email account, the figure has increased to 32%...