At present, the cashier's task is to find the abnormality of the customer's account, such as whether it is about to break through the warehouse and inform the company and customers in time. Of course, it is found that these accounts are actually discovered by computers, and you will not be asked to look for them one by one with your eyes. Generally speaking, the risk of this position is very small, although the intensity is not great, but it needs continuous attention, so it is still a little tired to do it.