Coupon, is usually rewarded to our loyal customers, which can be used to get extra amount bond to the order or directly deduct the payment amount. All the order steps are the same as before, you just need to redeem the coupon code at the checkout page. Please refer to the following picture about how to use coupon :
Note: Choose any payment method if your coupon and bonus store credit worth the total price, and you don’t need to pay. It will direct you to the order successful page.