1. A system comprising: a computer system comprising one or more hardware platforms for executing computer software; and computer software deployed on the computer system, the computer software implementing a plurality of service operations, the service operations comprising: a notify of settlement result operation operable to send a notification of a settlement result; a notify of settlement result cancellation operation operable to send a notification to cancel a settlement result; a create receivables payables operation operable to send a notification to create a receivable or payable; a cancel receivables payables operation operable to send a notification to cancel a receivable or payable; a notify of European community sales list report operation operable to send a European community sales list report; a notify of product tax declaration operation operable to send a notification about a product tax declaration; a maintain bank directory entry operation, the operation operable to request to maintain a bank directory entry; and a request bank directory transmission operation, the operation requesting a bank directory transmission.