The answer is no. Don’t use Legal Zoom.
I often have new clients come to me for help after they already used (and paid) Legal Zoom. The trouble with Legal Zoom is they only provide the mechanics of the trademark registration; they do not give you advice. So, when you get stuck or have a question, you either guess or you have to pay an experienced trademark attorney anyway. For example, a new client called me because he had paid Legal Zoom to file a trademark. Legal Zoom ran