Ключевые слова: abstract, address, background, banner, business, communication, computer, concept, concrete, contacts, correspondence, design, digital, electronic, email, envelope, finance, global, heart, icon, inbox, internet, letter, love, mail, mailing, management, marketing, media, message, modern, network, online, over, paper, post, protect, retro, send, software, spam, symbol, technology, vintage, web, website, wedding, work, writing,