Straight-through processing (STP) systems facilitate accounts payable and accounts receivable transactions between buyers and sellers. Other systems involve an exchange of emails between the parties that include both a virtual card number and invoice details. Regularly, there is a break in the process. One example involves delivery of the virtual card number. At some companies, those card numbers must be manually input by a person on the seller’s side of the exchange. Also, incoming email with card payment details can potentially be caught in the seller’s spam filter. UK-based Adflex...