PO Bill To populate from Requisition Fexfield

Summary:

I have a client who has multiple Bill To locations with one Business Unit. They also use Expenses which require the Default Location to be populated to not get errors on a particular ESS job. This makes the default Location Populate on the Purchase Order as the Bill To. If this is not changed we have inaccuracies on the Purchase Order. In order to pass this information to the Buyer they use a Requisition Flexfield to obtain the proper Bill To address. They would like for this to populate during the Document Builder process of