Fuente: Wipo "digitalization" Digital transaction apparatus operable to perform at least one digital transaction with a least one digital transaction device, and further operable record at least one or more details regarding the transaction, the apparatus including a Data Assistance Device (DAD), including, a user interface that is operable to at least select data, and a DAD transmitter, a Digital Transaction Card (DTC), including a Digital Transaction Processing Unit (DTPU), and a DTC receiver, wherein the DAD and DTC are operable to transfer data from the DAD to the DTC and when subsequently using the DTC to effect a digital transaction, the DTC operates in accordance with the data selected and transferred from the DAD to the DTC, wherein, the DTC provides data regarding the at least one digital transaction to the DAD and the DAD is operable to record at least one or more details regarding the at least one digital transaction.