How to redeem a discount code on 6th street website? Find the product you want to purchase and add it to your shopping cart. Look for the "Discount Code" or "Promo Code" field, which is located on the shopping cart or checkout page. Enter your discount code into the field and click "Apply." The discount should be applied to your order, and you can continue with the checkout process as normal. If you are having trouble using your discount code, you may want to check the terms and conditions to make sure it is valid and can be applied to the items in your shopping cart. You may also want to check for any exclusions or requirements, such as a minimum purchase amount.