Retail point-of-transaction systems, program products, and related computer implemented methods to provide a customized set of identification data to facilitate a retail sales point-of-sale transaction which includes the use of one or more electronic coupons is provided. The retail point-of-sale system can include a computer having memory and configured to facilitate one or more transactions each of which include the use of one or more electronic coupons through a retail point-of-transaction terminal positioned remote from, and adapted to be in communication with, the computer. The computer can also include a set of instructions that when executed by the computer cause the computer to redeem one or more electronic coupons for one or more retail transactions responsive to a customized set of identification data provided by the computer responsive to a data profile derived from a set of personal data of at least one of a plurality of remotely positioned users.