A system and method provide efficient, secure and fast automation of order processing. The method includes initiating an order by wirelessly receiving data from a personal digital key (PDK). The method also includes receiving a biometric input and confirming the initiation of the order by authenticating the biometric input. In response to authenticating the biometric input, the order is processed. In another embodiment, the method of further includes automatically initiating an order completion by wirelessly receiving data from a PDK. The method further includes receiving a biometric input and confirming the order completion by authenticating the biometric input. In response to authenticating the biometric input, the order is completed. In yet another embodiment, the method further includes processing rewards based on the order