electronic transmission of messages and data via computer terminals; telecommunications services, namely, personal communication services, mobile radio communication, radio communication, communication by telegraph, electronic transmission of voice, data, information and satellite transmission; radio and television broadcasting; cable television broadcasting; broadcasting programs via a global computer network; transmission and reception of radio, television, cable, electronic mail and video data telecommunication signals for others; teletext and telegraph services; telephone communication services; video broadcasting; subscription television broadcasting; and rental of telecommunications equipment