I thoroughly disagree. One-many can be converted to many-many, but many-many can never be converted to one-many. So start with one-many if you are not sure, the

I thoroughly disagree. One-many can be converted to many-many, but many-many can never be converted to one-many. So start with one-many if you are not sure, then you have 2 options instead of 1. Maximize options not complexity.