Ключевые слова: background, blackboard, board, business, chalkboard, chart, collection, concept, data, design, diagram, draw, drawing, drawn, education, element, finance, graph, graphic, gray, growth, handwriting, ideas, infographic, information, innovation, leadership, management, market, money, plan, presentation, profit, report, seminar, sign, sketch, solution, stock, strategy, success, symbol, teamwork, vision, workshop, write,