> And then they added a feature where if multiple marketplace vendors are selling the same thing it combines them.
It's more the other way around. Initially you could only sell something on marketplace if it was something Amazon already listed, usually a book. There would be an option on the Amazon listing to buy it elsewhere and if you selected that there would be a list of non-Amazon sellers you could buy the book from - these would normally be individuals reselling books they had finished reading.
It's more the other way around. Initially you could only sell something on marketplace if it was something Amazon already listed, usually a book. There would be an option on the Amazon listing to buy it elsewhere and if you selected that there would be a list of non-Amazon sellers you could buy the book from - these would normally be individuals reselling books they had finished reading.