Internal security is built into the system, and access controls ensure that only authorised staff can open invoices or related documents. Audits are automatically maintained on all documents as they progress through the system, so each time they are accessed or amended, time, date, identity and activity details <a href="http://www.jvplanet.com/top-selling-item-finder">To Selling Item Finder</a>   are logged.Where associated documents are in the system, these are stored in the same file alongside invoices so they can be located quickly and easily. Access can be gained from other systems, in which case folders and documents are displayed in a standard Web browser.

Invoice approval is integrated with the rest of the accounts payable process, and invoices can be accessed via systems like SAP or JDE.TokOpen is currently being used by a major Japanese multi-national, with multiple office locations in the UK. One office processes purchase invoices for all the other offices in the UK, and they are initially processed using the Oracle Financials system. For all new invoices, a barcode is generated and attached to each document.