I rarely buy but if Indo it is here , my club, local forum.
i do Sell a lot of stuff. For several years I have provide d a service for friends, family, neighbours whereby I pick up, clean, stage, photo sell their items for a commision
i don't use Ebay and it is almost all sold on Facebook MP or Kijiji ( our equivalent of Craigslist) and local golf, antique, fishing or whatever forums. 99% are covid friendly, mask to mask transactions and 90% are cash, the rest people send bank transfer.