Arranging and conducting trade shows in the fields of art, automobiles and automotive engineering, books and publishing, building and construction, chemical and process engineering, [ crafts, design, ] education, electrical, electronics fashion, retail food, hotel and retail food service, furniture, [ gifts, ] hardware, housewares and allied products, healthcare, commercial and domestic interior design, jewelry, laboratory equipment, optical, pharmaceuticals and cosmetics, printing, security and safety, sports and recreation, [ test measurement inspection and quality control; ] arranging and conducting business conferences

Arranging and conducting educational conferences, conventions and exhibitions; publication services, namely, publication of journals, books, brochures, leaflets, manuals, text books, reference materials, newsletters, atlases and magazines in hard copy, electronic form and on various types of media

Computer services, namely, providing on-line journals, books, brochures, newsletters, in the fields of business, education, academics, government, law, biological sciences, arts and humanities, health, chemistry and chemical engineering, computer science, economics, engineering, energy and technology, environmental sciences, life sciences, materials sciences, mathematics, medicine, neuroscience, pharmacology, pharmaceutical science and toxicology, physics and astronomy, social and behavioral sciences, automotive and trucking, book publishing, building and construction, [ design, ] electronics design and communications, electronics manufacturing, in-stat research, entertainment communications and media, food and packaging, foodservice and lodging, gifts, jewelry [ and home textiles, ] printing and converting, retail home furnishings, scientific and medical, television and telecom, business, building and construction, healthcare, [ logistics, retail, ] tourism, industrial and commercial, motor trade, [ office equipment, personal care, ] personnel and occupational health, science, television, [ utilities, ] arts and entertainment, books and publishing, [ property and interior design, ] manufacturing and processing, hospitality, information technology and communications, marketing, business, and training, leisure and health, trade shows, conferences, advertising, [ news, ] research, and a wide variety of topics of general interest