ShoeBuy.com generally allows only one discount code to be applied per order. This means that customers are unable to stack multiple discount codes or promotions at the same time. Each discount code has specific terms and conditions, so it is important to review those details before proceeding with a purchase. If customers have a wish to use a separate discount code on a future order, they may do so once the current transaction is completed. Additionally, customers may find it helpful to check the current promotions and discounts available on the ShoeBuy.com website, as there may be ongoing sales that offer significant savings. For any specific questions or clarifications regarding discount codes, the information available on the website can provide further assistance.