Providing an on-line forum for trading virtual real estate, Providing an on-line forum for virtual vehicle customization; Providing on-line forums for transmission of messages among computer users; Message sending via a website; Message sending; Cellular telephone communication; Communications by computer terminals; Rental of telecommunication equipment; Providing telecommunications connections to a global computer network; Teleconferencing services; Providing user access to a global computer network; Providing access to databases; Voice mail services