It isn't universal, though. One of the things you find if you move to Utah is, "Don't bother with Craigslist." I mean, it exists here. It gets some use. But most people use the online classifieds from ksl.com, the local TV station. At least, I think it is a TV station. I've never watched it, but everyone uses their online classifieds instead of craigslist. Their site also is ugly, and full of difficult buyers and poo…
Craigslist took over despite not having anything meaningful to offer over this site as it was free to list with a single picture and this was before the era of ad-infested local sites. I'm honestly surprised to learn a local competitor managed to withstand the Craigslist juggernaut.