What this feature does:

Allows you to create an electronic PO through a series of report questions.

First, a PO must be completed. The unit of measure on the PO must be set to "eaches". Then, the PO must be posted.

Screen Shot 1: From PO Main Menu, choose "EASI Interfaces", "EASI 850 PO".
UCC = vendor (TAB field); Format = vendor/850 (TAB field); Location; What store? (You must have an etc/environment setting of "PO_MULTI_STORE=Y"; Purchase order; Recreate 850 = duplicate.

Now, see Electronic PO Status