Makes it easy for someone to find a Monet for sale, and easy for someone to offer one (simple & cheap to list). I was stunned right off the bat that I could buy

Makes it easy for someone to find a Monet for sale, and easy for someone to offer one (simple & cheap to list). I was stunned right off the bat that I could buy genuine Dali works for $5000 - maybe overpriced, but makes it easy to buy if I've got the cash and the stock market is tanking. Making it easy to move easy money (if such money is easy for you) is profitable for Amazon. eBay has a lot of listings priced over 6 digits. Both are positioning themselves as the go-to site for buying anything, recognizing that entries in a web-searchable database costs next to nothing regardless of how many digits in the offered price tag.