“乘虚而入”，意思是趁着某些虚弱的地方进入。之所以“乘虚而入”，是因为“虚”乃薄弱之点，由此突破方能成功。精明的商家将“乘虚而入”移用于经营之中，创造了“乘虚而入”的辉煌战例，丰富了现代商战理论，对广大经营者也有一定的借鉴意义。乘“热”而入美国推销员... “Into the emptiness” means entering some weak places. The reason for “taking advantage of emptiness” is because “virtual” is the weak point, and thus the breakthrough can only be successful. Smart business people have moved into the business by “taking advantage of things” and created a splendid battle case of “taking advantage of nothing”, which enriches the modern business warfare theory and has a certain reference value for the majority of operators. Take the “hot” into the US salesman...