How to setup DataTransfer : [definitions.txt] Add any extra card types that you accept through DataTransfer PAYMENT_METHODS=Visa|MasterCard|American Express|Discover example PAYMENT_METHODS=Visa|MasterCard|American Express|Discover|JCB [ShopFactory] Order emails will be sent DataTransfer's secure server. You must also choose DataTransfer in Company Details | Payment System and enter your DataTransfer Directory in Company Details | Payment Options | User ID