Before replacing anything, map the few handoffs causing the most delay and trial only those. Record time spent, duplicate fields, missing attachments and document-version mistakes during the trial. Ask vendors to demonstrate a corrected listing, a withdrawn permission and a superseded...
I wouldn’t discard it, but I would label it provisional rather than treat it as a Paris-wide measure. A useful next version could separate asking-price changes from completed-sale prices, then show inventory by neighbourhood, price band and property type. Keep the original December 2024...