Legend! Thank you for the heads up, and also for the warm welcome.Welcome to Retrobike.
FB Marketplace is ripe in the right areas.
There’s a section on here where interesting bikes and bargains can be found.
https://www.retrobike.co.uk/forums/mtb-ebay-marketplace-watch.4/
Where are you and what’s your budget?
EDIT: there’s also a wanted section for wanted ads