To use Coupon Code in Graf & Sons shopping, you only need to do the following three steps: 1. Log in or create a new account on grafs.com. Select the Graf & Sons products you like and add them to the shopping cart; 2. Check the product you want to purchase at Graf & Sons; 3. Place the order, click on the Graf & Sons Coupon Code you got on the checkout page. Select the Graf & Sons Promo Code you want to use and just complete the payment.