There are inevitably mistakes in life. The ancients said: "If you can make no mistakes, you can change them, and everyone will admire them." Correcting mistakes is the beginning of success. Successful ones will be faster, happier, and move towards greater success. How to avoid wrong operation has the following suggestions for your reference: 1. Do adequate preparations before doing anything; 2. Carefulness is a prerequisite for avoiding mistakes; 3. To fully absorbed during operation, seriously each step; 4. After you finish things, check them carefully.