provision of on-line bulletin boards on a global cotputcr network for one's own use or the use of others; leasing services of space on-line bulletin boards; electronic payment settlement services via computer networks; communication services by telephone and computer terminals; provision of information relating to general merchandise via computer networks; provision of audio, video and computer data via computer networks; electronic storage and retrieval services of audio, video and computer data via computer networks; providing design, up-date and maintnaance services of compuler software; rental ofspace in host computers for computer networks; copyright management services via computer networks; leasing access time to computer networks, computer databases, computer bulletin boards and computerized res arch/refrence materials