educational service, namely, creating instructional design and conducting seminars, workshops, classes, conferences, and tutorials via instructors, teleconferencing, satellite transmissions, global computer information networks, local area networks, wide area net-works, television and fiber optic systems to introduce, educate and train users in the application of computers, computer on-line services, on-line databases and software applications with pre-recorded CD-ROMs, computer software, videotapes, audiotapes, instructional manuals, references cards and newsletters distributed in connection therewith