Legalzoom may have an excellent marketing strategy, but they are not a replacement for your Attorney.
An Attorney is ethically bound to look out for your best interest above all else. Legalzoom exists to make a profit and if that means selling you every form they have (regardless of your needs) I assure you they will do it.
Here is an article on the specific differences between a Licensed Attorney and LegalZoom.
When forming an Ohio LLC, creating a Corporation, preparing contracts for your business, or registering trademarks it is imperative to obtain advice rather than relying on a reprinted form without understanding what it means, how to use it or which state it was intended to be used in.