Describe the "thats not good enough"

The phrase “that’s not good enough” is used when something isn’t meeting the expectations of a situation or task. It suggests that the thing in question isn’t sufficient in order to reach the desired outcome, whether it be a standard of work, a behavior or a way of thinking. It can be used in a variety of situations, such as when seeking a job, during performance reviews, or when trying to improve a person’s behavior. The phrase implies that what is being done isn’t enough and that more needs to be done in order to achieve the desired result.