Ключевые слова: background, business, communication, computer, concept, connection, connectivity, contact, delivering, digital, electronic, email, envelope, feedback, finger, graphic, hand, human, icon, illustration, information, internet, keyboard, letter, mail, male, man, marketing, media, message, modern, network, notebook, office, online, person, phone, post, render, screen, send, service, social, spam, support, symbol, technology, web, website, white, work,