Best Practices for Unmatching to Change Line Level Info

Hi. I wonder if the community can share any best practices they employ when it comes to unmatching matched vouchers in order to change line level info - GL distributions, PO line associations, amounts, etc. When I was the SME for AP, I discouraged unposting unless absolutely necessary and encouraged the use of journal vouchers for reclasses, adjustment vouchers for PO amount/line changes and closing and re-entering in other situations like PO line reassociations. Since I left that position to be on the IT PeopleSoft team, I have noticed a large increase of issues being sent to me when AP_MATCH