Ключевые слова: ad, background, board, brainstorming, business, chalkboard, chart, computer, concept, creative, creativity, diagram, dollar, drawing, ecran, education, flipchart, frame, furniture, idea, interior, internet, marketing, meeting, money, office, placard, poster, research, room, scheme, screen, seminar, showing, sketching, strategy, success, summit, teaching, technology, tracing, wall, workshop,