9 Electronic publications, namely, newsletters, journals, booklets, pamphlets, and manuals featuring skills, techniques, and planning guides for the training and development of professional salespeople recorded on cassette tape, VHS, CD, DV, and DVD media; downloadable electronic publications in the nature of newsletters, journals, booklets, pamphlets, and manuals featuring skills, techniques, and planning guides for the training and development of professional salespeople; computer software that consists of skills, techniques, and planning guides for the training and development of professional salespeople