It's up to the founders to reach out and try to figure out how to solve the problem. If they don't do that YC isn't going to perform an audit or hold a bunch of seminars or something.
TBH most of this is basic competence. YC can't ensure that all of the companies are competent in all aspects.
TBH most of this is basic competence. YC can't ensure that all of the companies are competent in all aspects.