Typically, SmartBargains.com allows only one promo code to be applied per order. This means that customers cannot stack multiple promotional codes to further reduce their total. It is advisable to carefully review the details and expiration dates associated with a single promo code before entering it at checkout in order to maximize savings. Additionally, some promotions may have specific requirements or restrictions, so understanding the terms is important. Customers can always check the promotional details directly on the SmartBargains.com website for the most current information regarding available codes and their usage. This will ensure a smooth shopping experience and help in making the most of available discounts.