Websites such as SmartSource and Coupons.com offer coupons for a large number of products and brands. Both websites offer printable coupons and cash back rewards for the use of specific credit cards.
SmartSource and Coupons.com offer printable manufacturer coupons. Coupons.com offers a loyalty program where select coupon offers will be added to a special card to be used at the store.
Groupon offers special online deals and savings on products and services which are usually under a time limit. However, Groupon also offers printable coupons, coupon codes, and links to special sales from different companies and brands. Subscribing to Groupon provides access to daily local deals.