A system and method of completing a transaction involving goods tagged with radio frequency identification (RFID) labels which uses a portal to read the RFID labels. The system includes a computer for obtaining label information read from radio frequency identification labels on products selected for purchase by a customer by a plurality of radio frequency identification label readers in a portal, for storing the label information with an identifier associating the customer with the label information in a transaction record, and for providing the label information to a transaction terminal so that the transaction terminal can determine prices associated with the products and process customer payment for the products.