Ключевые слова: announce, announcement, attention, blackboard, bullhorn, chalk, chalkboard, come in, communication, concept, dark background, entrance, font, hand, information, labeled, lettering, loud, loudspeaker, megaphone, message, note, open, open sign, retail, sale, service, shop, shouting, sign, slate, slogan, sound, speaker, store, text, voice, we are open, welcome, word, write, written,