Ключевые слова: abstract, achieved, achievement, advertising, arrow, arrows, background, best, black, business, center, chance, circle, click, color, communication, competitive, concept, conceptual, currency, cursor, dart, decision, direct, dollar, efficiency, efficient, expert, finance, focus, gambling, game, goal, hazard, icon, isolated, luck, management, market, perfect, perfection, performance, risk, sign, strategy, success, symbol, target, targeting, win,