One of the most effective ways to improve is to learn from other people’s mistakes. Experience has taught me that there are plenty of mistakes out there to learn from. The trick is to recognize them and understand what to do instead. Unfortunately, I keep seeing the same mistakes over and over. They aren’t mistakes because they violate a standard such as ISO 9001; they’re mistakes because they violate good sense. Let’s examine the 10 most common quality mistakes and see how they can be corrected.