The general principle Lauren failed to follow when measuring performance is not cutting corners.
This is an instrument to evaluate the performance or efficiency of a product or service in a company.
This principle implies evaluations should be done completely, rather than making it in the easiest way possible because this will cause a negative impact.
Lauren failed the not cutting corners principle because she did not ask most of her clients before making this important decision.
Learn more about performance in: https://brainly.com/question/17101546