Wang boss invited a large number of customers to go to a restaurant for dinner, a door to see the store hall placed a very large notice board: the restaurant all dishes 70% off, 20% off drinks. At this time there is a waiter rushed over, enthusiastic greeting: "You came ah, you are our regular customers, today on the basis of the discount can also give you another discount". Wang heard the old man's face changed, did not say a few words turned his face and left, the waiter is very puzzled, usually do not discount discounts Wang old man are often patronized, today is how? This story tells us that we have to understand the needs of customers, Wang boss felt that if you eat here, customers will feel unappreciated, was invited to eat cheap meals!