Redemption Network with Transaction Sequencer

An approved product list management system, comprising:

• a processor;
• a non-transitory memory;
• and
• an application stored in the non-transitory memory that, when executed by the processor,
• builds a first master approved product list that identifies the products identified in a plurality of approved product lists,
• transmits the first master approved product list to a first point-of-sale terminal and to a second point-of-sale terminal,
• builds a second master approved product list based on a change in one of the approved product lists, and
• transmits the second master approved product list to the first point-of-sale terminal and to the second point-of-sale terminal.

A method of payment transaction handling, comprising:

• receiving a first transaction message comprising identification of a first purchase item, wherein the first purchase item is identified in a master approved product list propagated to a plurality of point-of-sale terminals;
• searching a first approved product list for the first purchase item, where the first approved product list is associated with a first payment program identified in the first transaction message and all the items in the first approved product list are identified in the master approved product list;
• when the first approved product list comprises the first purchase item, completing a payment transaction for the first purchase item;
• receiving a second transaction message comprising identification of a second purchase item, wherein the second purchase item is identified in the master approved product list;
• searching a second approved product list for the second purchase item, where the second approved product list is associated with a second payment program identified in the second transaction message, where all the items in the second approved product list are identified in the master approved product list, and where the first approved product list is different from the second approved product list;
• and
• when the second approved product list comprises the second purchase item, completing a payment transaction for the second purchase item.