If you’re still new to the world of online coupons, then you are missing a lot of savings! Let us explain how it all works. Online Coupons are a form of online store promotion which gives instant and reasonable benefit for online shoppers. Promotions vary for each coupon and can include a percentage discount of up to 70%, dollar discount, free delivery, freebies and more. Coupon codes have to be applied during the checkout process at your selected online store. Once applied they give instant discount value for your shopping cart.