different customer characteristics, shopping time will be different. Some customers do what is rash and too much in haste, in a hurry to buy things naturally fast. And some customers are all with a kind of attitude, very picky, such customers are very difficult to deal with. If the shop encountered a critical customer, the owner must be patient oh.
in the morning, the store came to two elderly customers, it seems that the old two.
"how much is the egg?" Asked the old lady.
"three block nine."