Source

The reference from which the item originated displays from the Customer Order Lines form. The following table describes the references.

Source	Description
Inventory	The material is a standard stocked item and is pulled from inventory when issued.
Purchase Order	The material is purchased from an outside vendor to be used on this job.
Job	A job order fills the requirement for the item.
Requisition	The material is requested to be purchased from an outside vendor to be used on this job.
Transfer	The item is a transfer item.
Project	A line has been cross-referenced to a project.
SRO	A line has been cross-referenced to a service order.

On the Tax Free Exports form, this field displays Inventory, Order, Project, and Transfer.