* I far, far, far prefer Craigslist interface to anything else in that space. It's clear and focused Its search engine too - I get things I search for in the area I search for. For me, Kijiji and Facebook marketplace are awful UI, awful distractions, and give me 10,000 "suggested" or "fuzzy searched" things in random order, suppressing things I'm actually looking for. And I've completely given up on eBay over last de…
You have to check Facebook anyway because schools, HOAs, businesses, even local governments often treat it as their primary outlet for information, as in, stuff gets posted there first, and sometimes only there. Though IG is taking over some of that (but of course that's still Facebook)
Luckily my wife does that, so I can get away without having an account, but I'd basically have to have one otherwise. If you've already got one and already have to visit Facebook sometimes, may as well use FB marketplace....