Log in to Rudy, select the product you want to buy and add it to the shopping cart, and select the corresponding Rudy Promo Codes to complete the payment. It should be noted that Rudy Promo Codes has corresponding conditions of use. The way to check the conditions of use is to click Rudy Customer Center and find My Coupons page, then you can browse the Rudy Coupon Codes and there are usage rules at the bottom of each coupon.