We have a client who has been using SAP for many years and has recently implemented a third party imaging and workflow system.  This company was really in need of this system.  The imaging solution uses OCR (optical character recognition) to systematically pull off the invoice number, invoiced date, and amount.  I am a big proponent of implementing imaging and workflow as it greatly increases efficiency in A/P and the entire organization.  However, as with any new technology that gets implemented, there are always hiccups...