Ключевые слова: address, background, board, business, comments, commercial, communication, computer, concept, connect, contact, contacts, corporate, correspondence, data, electronic, email, envelope, etiquette, feedback, figure, forwarding, global, icon, info, information, internet, letter, mail, mailing, marketing, media, message, network, object, online, send, sign, smartphone, social, software, suggestions, symbol, targeting, tech, technology, web, wood, wooden,