This shows, develop competition of potential market can yet be regarded as to take the brillant lifting that get the better of.

• 四十年代,美国一家鞋厂派出推销员到太平洋某岛推销鞋子,发现岛上人不穿鞋,便瞄准其潜在消费者,经过诱导和经营,唤醒了沉睡的鞋子市场,赢得可观利润。