Stores aren't marketplaces, at least generally speaking. Consignment shops might count. At a store (once again, generally speaking), the company buys things an

Stores aren't marketplaces, at least generally speaking. Consignment shops might count. At a store (once again, generally speaking), the company buys things and re-sells them. In a marketplace you're buying directly from someone else (and they usually pay the marketplace operator a cut of sales afterwards, or an upfront fee to sell there).