Expecting to learn from other marketplace users as I sell a lot online. Differences between different local new/used item marketplaces. Why does OfferUp not allow to sell from the website? I started using LOCALYFT to buy and sell for that reason. shopify local shopping-cart marketplace craigslist New contributor LocalThings is a new contributor to this site. Take care in asking for clarification, commenting, and answering. Check out our Code of Conduct.