Electronic message sending; communications by cellular phones; transmission of electronic mail; providing information in the field of telecommunications; communications by fibre optic networks; teleconferencing services; providing internet chatrooms; transmission of digital files; providing on-line forums for transmission of messages among computer users; network transmission of sounds, images, signals and data; electronic bulletin board; digital network telecommunications services; providing telecommunications connections to a global computer network; signal transmission for electronic commerce via telecommunication systems and data communication systems; providing electronic transmission of credit card transaction data and electronic payment data via a global computer network; electronic transmission for others of securities and financial information via computer linking services, namely, communicating and routing trade information involving orders, entry and execution services, to others via a global computer network