units ordered the customer determines that the order is complete when all of the lines are configured in the interface the process then ends at step 610 additional steps in the overall fulfillment process are not illustrated here but include submission of payment information calculation of shipping and handling order review and edit and final order submission there may be a confirmation step for accepting or rejecting the shipping and handling and options for changing shipping or for order reconfiguration in one embodiment of the present invention the system is provided on the side of the customer with the aid of a secure authentication device and the merchant does not have to incorporate any modifications in their proprietary or non proprietary transaction fulfillment processes such a system is detailed below fig7 is an architectural view of an online shopping network 700 according to another embodiment of the present invention shopping network 700 is similar in some respects to those networks described above but differs in some important aspects network 700 includes internet network 701 as a carrier network internet network 701 is further represented herein by an internet backbone 704 which represents all of the equipment lines access points and any connected sub networks that make up the network as a whole as described above there are no geographic limitations on the practice of this aspect of the invention an e.