Ключевые слова: address, bank, black, business, chart, commerce, communication, company, computer, correspondence, currency, data, digital, dollar, email, envelope, finance, financial, global, icon, illustration, income, information, internet, investment, isolated, letter, line, mail, management, manager, market, marketing, message, mobile, money, network, online, pay, postal, send, simple, social, strategy, symbol, technology, web,