Long story short- go through the process of buying a pass and enter your Pass Number as a coupon on the cart page. Further details: Go to the Redeem a wine pass page and select the type of pass you would like. After you have entered the name that you want to appear on the pass, click "Continue" to add it to your cart. On the cart page you will then need to enter the "Pass Number" or "Voucher Code" into the coupon code section. Once you enter the code hit "Apply Coupon" to activate it.