Ключевые слова: address, airmail, background, blank, blue, card, color, communication, concept, confetti, correspondence, currency, data, delivering, delivery, document, email, empty, envelope, express, green, information, internet, lace, letter, mail, mailing, message, package, page, pair, paper, post, postage, postal, postcard, receive, romance, romantic, send, service, stationery, table, two, valentine, web, wooden, write,