Ключевые слова: apartment, architecture, background, box, building, business, cheap, communication, correspondence, corridor, delivery, doors, empty, entrance, front, hall, house, inside, interior, key, letter, lock, locker, mail, mailbox, mailboxes, many, metal, nobody, number, office, open, post, postal, postbox, retro, room, row, secure, security, send, service, space, urban, vintage, wall,