If you’re wondering ‘how do I sell cats online?’, the best place to start is through joining cat-owner communities, whether that’s through Facebook groups or online forums. Once you’ve joined, you can check out demand and maybe list your cat for sale. This app is perfect as it brings together buyers and sellers of cats, so it’s definitely one of the best communities to join if you’re looking specifically for cat buyers. All you have to do is register as a seller and list your cat, and interested buyers will reach out to you!