Ключевые слова: abstract, background, business, commercial, communication, complex, computer, concept, contact, creative, desktop, digital, double, electronic, email, envelop, exposure, feedback, finance, icon, information, intelligence, international, internet, laptop, mail, marketing, memo, message, multi, multitasking, office, online, pattern, receive, relationship, report, send, service, sketch, social, spam, symbol, top, training, view, web, workshop, workspace,