Ключевые слова: act, analysis, backdrop, background, backgrounds, black, black board, blackboard, board, business, businessman, chalk, chalkboard, class, communication, concept, conceptual, creativity, design, diagram, do, drawing, goal, hand, handwriting, idea, information, manage, management, manager, meeting, note, objective, organization, plan, planning, quality, retro, schedule, strategic, strategy, success, successful, target, team, textured, vision, word, working,