Ключевые слова: advertisement, business, businessman, chat, client, communication, company, computer, contact, cyberspace, electronic, email, feedback, freelance, hands, icon, information, internet, job, keyboard, laptop, letter, mail, man, marketing, media, message, modern, network, newsletter, notebook, office, online, person, post, receive, screen, send, service, social, spam, technology, typing, using, web, work, workplace, writing,