Abstract: An electronic invoice financing system (10) includes a supplier invoice transmitter (12) to transmit details of a supplier invoice to a debtor approval manager (16) operable by, or operable to assist, at least one financial institution which finances invoices issued by the supplier, and a debtor accounts payable transmitter (14) to transmit details of a supplier invoice approved for payment, to said debtor approval manager (16). The debtor approval manager (16) includes, or has access to, a database of approved debtors and is configured to receive invoice details from the supplier invoice transmitter (12) and from the debtor accounts payable transmitter (14), and to indicate the status of an invoice for which details were received as validated or verified.