Where do i enter the requisition number?
This guide shows you where to insert the requisition number, on return documents such as ORDRSP, DESADV or INVOIC
1) Click on the tab "References", Click on the field "Requisition", enter your requisition number.
The requisition number is often referred to as the buyers order number. See picture below:

The requisition number is often referred to as the buyers order number. See picture below: