Arranging, promoting and conducting business educational conferences directed to a wide variety of fields, namely, aerospace, [defense,] marine, arts, entertainment, music, building and construction, property and real estate, interior design, books, publishing, electronics, electrical engineering, engineering, processing and manufacturing of raw materials, consumer products, minerals and packaging materials, food processing and manufacturing, food service, hospitality, information technology, telecommunications, marketing, business services, educational, language and employment training, retailers, safety, security, sports, leisure, health, healthcare, pharmaceutical, and travel; conducting tradeshows, fairs, exhibitions and expositions for manufacturers and retailers of consumer products and retail service providers