Telecommunication services; electronic and mail and messaging services; providing on-line chat rooms for transmission of messages among computer users concerning various topics; providing access to others to computer networks, wireless networks and global communication networks; providing data and information over cellular phone networks and wireless communication networks; network and telephone conferencing services; and providing information in the field of telecommunications and telecommunications software and systems over computer networks, wireless networks and global communication networks Advertising and marketing services, namely, promoting goods and services via computer networks, wireless networks and global communication networks; and delivering advertisements and promotional materials to others via electronic mail and over computer networks, wireless networks and global communication networks Providing online computer services for facilitating electronic purchase and sales transactions of the goods and services of others via global computer networks