Coupon Code is a digital discount code to be used online. This code usually consists of letters and numbers, you use this code on the checkout page of the store, there is usually a box for you to use the code and you enter your code here and click the “Apply” button. In this way, depending on what the coupon code is and how it works, you will get a percent discount, a promotional product or an opportunity such as free shipping in a certain section. Sometimes coupon codes have some excerpts and expiry date. You can see this informations on details section.