This industry comprises business-to-business wholesale electronic markets bringing together buyers and sellers of goods using the Internet or other electronic means and generally receiving a commission or fee for the service. Business-to-business wholesale electronic markets facilitate wholesale transactions without taking name of the goods bought or sold. Establishments primarily engaged in facilitating business-to-business sales of new and used merchandise on an auction basis using the Internet are also included.

This industry comprises establishments primarily engaged in buying and/or selling products, owned by others, on a commission basis. These establishments may be known as commission merchants, import agents or brokers, export agents or brokers, manufacturers' agents, purchasing agents, selling agents, and they may deal in any type of product. These establishments usually bring sellers and buyers together or undertake commercial transactions on behalf of a principal, without taking name of the goods bought or sold.