Thanks all. I was specifically wondering about selling second hand stuff (much as I really like Etsy). My daughter uses Vinted to sell her clothes and that seems reasonable, but there doesn't seem to be much of a catch-all alternative to eBay to sell second hand stuff.
Here is an article on...
I ask because I've given up using eBay as a seller. Their fees seem to me to be an absolute rip-off! I presume the Facebook marketplace is where most people sell these days? Just curious in case I'm missing something obvious.