When Guideline Companies are Not Very Good? When given a choice, do you prefer to minimize errors of commission or omission? The answer will likely influence your view as to whether the market approach should be used when valuing a company with guideline companies that are not very good. Someone who seeks to minimize errors of commission will likely exclude the market approach due to the difficulties in executing the analysis. Conversely, someone who seeks to minimize errors of omission will likely include the market approach due to the insight it can provide as a ‘sanity check’ to the other…