38 Unified electronic messaging services enabling users to retrieve, receive, record store, forward and transmit electronic mail, audio, visual, facsimile, data, text, and multimedia messages via a global computer network; providing on-line electronic bulletin boards for transmission of messages among computer users concerning their location, status and schedule; audio and video teleconferencing services provided for use with a whiteboard; electronic mail services; providing multiple-user access to a global computer information network through use of a telephone number web address