How to prevent to prevent problems with incomplete information is not enough or not is need is time assigned the task to write job thoroughly. Recording work orders or to keep out substances that command.When the start working, we must ask the information and more details from a knowledge that to put the content and details or focusing on the core questions complete assignments. For example.When it received the order to check whether the product is the old customers ordered or if the old customers, see list order backward. If the order is not the same. We need to call customers order 1000 or not.We have to save customers' orders, and the head to head ask will not crash.