According to some embodiments, a supplemental product or service may be offered to a user during a transaction, either in addition to products and/or services the user is purchasing, or as a replacement to one or more of the products and/or services that the user is purchasing. The functionality may be implemented, for example, in a retail embodiment where a user is purchasing products and/or services at a cash register or other point-of-sale terminal. One or more embodiments may be implemented online where a user is purchasing products and/or services using a computer, terminal, telephone or other client or user device and accessing a World Wide Web site, online catalog, interactive voice response unit or system, etc.