Transmission of information on optical telecommunication networks; transmission of information via national and international networks; providing access to databases; transmission of digital files; paging services (radio/telephone or other means of electronic communication); message sending; wireless telephone services; transmission of greeting cards online; voice mail services; instant messenger services; providing Internet chatrooms; providing user access to a global computer network [service providers]; information about telecommunication; electronic bulletin board services [telecommunications services]; electronic message sending; electronic mail; providing telephone directory information; telephone services; leasing access time to a computer data base; providing telecommunication channels for teleshopping services; telex services; transmission of stock market information with the help of telecommunication media; transmission and reception (transmission) of database information via the telecommunication network; teleconferencing services; radio broadcasting; wireless broadcasting; cable television broadcasting; video-on-demand broadcasting; television broadcasting; electronic transmission of news; providing e-mail services; Internet telephone services; Internet broadcasting services