Terms must be accepted by the cardholder prior to purchase. The name of the descriptor for the product/service, which will appear on the bank statement of the customer/cardholder, has to be visible during checkout. Upon request from Payrexx, insight into the delivery of the cryptocurrency must be provided via a direct link to Blockchain info for each transaction. The merchant must provide Payrexx with insight into every transaction, by providing user account information such as account statement, user info, KYC. Full KYC (ID and address legitimation) must be obtained on all transactions in order to fight chargebacks.