1. A first mobile device capable of remote communication and equipped to carry out a financial transaction through an NFC connection, the first device including storage capable of carrying an itinerary of a user of the first mobile device, the itinerary including expected itinerary events and expected expenditure for the expected itinerary event versus the expenditure cost center, the first mobile device being capable of contacting a remote Enterprise Resource Planning system (ERP) also carrying itinerary details whereby on completion of a financial transaction through an NFC connection the detail of the financial transaction is communicated to the remote ERP with the expenditure cost center by the first mobile device and the transaction allocated against at least one cost center at the ERP.