| http://www.w3.org/ns/prov#value | - A method of using a card to facilitate delivery of a product to a consumer, the card including at least one data encoded portion, the method comprising the steps of: (a) encoding an identification number on to said at least one data encoded portion of said card; (b) using a POS terminal device to read an encoded identification number on said card; (c) then transmitting said identification number f
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