EBS R12 Interface with external system using XML

Hi,

We are currently looking at a vendor called Basware to automate our AP Invoices process, has anyone worked with that company before?

We will be working with Basware Alusta P2P interface that involves sending data using XML data files. There will be separate XML files for each entity thats needed in the AP invoice process like Suppliers, Payment Terms,  Accounts, PO etc. So there will be a lot of separate XML files that will be passed from each side. Whats the best way to achieve that (creating and consuming XML data) on Oracle EBS R12? I am guessing writing our own parsers in not the best way to do, is there any functionality in Oracle EBS R12 that can help us? Can