2
In GP using Purchase Order Approvals, in certain situations the Approval user can "switch".

1) Have user A enter a PO for 10 units of an item.
2) Have user B appropriate user approve the PO.
3) Have user A receive and invoice 5 units from the PO.
4) Next Have user A reduce the amount of units on the PO in the PO entry window down to 5.

Results
When the PO closes after saving the change above, it will switch the approving user to User A in the POA40003 table.

Expected
The approver does not change in the POA40003
STATUS DETAILS
Declined
Ideas Administrator

Thank you for taking the time to share your product suggestion with us. We value your input and appreciate your interest in improving our services. After careful consideration, we have decided not to implement your suggestion at this time. 
Terry Heley
Microsoft