This U.S. industry comprises establishments primarily engaged in retailing all types of merchandise using mail catalogs or television to generate clients and display merchandise. Included in this industry are establishments primarily engaged in retailing from catalog showrooms of mail-order houses as well as establishments providing a combination of Internet and mail-order sales. Providing telemarketing (e.g., telephone marketing) services for others--are classified in U.S. Industry 561422, Telemarketing Bureaus; and Retailing merchandise using store and nonstore methods at the same establishment--are classified in Store retail activities based on the store portion of the activity.