Industries in the Broadcasting and Content Providers subsector include establishments that create content or acquire the right to distribute content and subsequently broadcast or distribute that content. The industry groups (Radio and Television Broadcasting Stations and Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers) are based on differences in the methods of communication and the nature of services provided. The Radio and Television Broadcasting Stations industry group includes establishments that operate radio or television broadcasting stations for the programming and transmission of programs to the public. Programming may originate in their own studio, from an affiliated network, or from external sources. The Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers industry group includes establishments providing media streaming distribution services, operating social network sites, operating media broadcasting and cable television networks, and supplying information, such as news reports, articles, pictures, and features, to the news media. The establishments classified in this subsector are often engaged in the production and purchase of programs and other textual, audio, and/or video content, and they typically generate revenues from the sale of advertising space and air time, subscriptions, donations, subsidies, and/or the sale of programs.