Ключевые слова: box, business, color, communicate, communication, connection, contact, container, correspondence, countryside, delivering, delivery, design, distribution, drop, envelope, grass, inbox, ink, letter, letterbox, mail, mailbox, mailing, message, messaging, metal, nature, news, office, old, outdoor, pile, pillar, post, postal, postbox, public, retro, rural, send, sender, service, sign, street, symbol, traditional, tropical, vintage, writing,