Enter the legal name of the business. (If you are operating as a Sole Proprietor, the legal name of your business is your name.) If you use a trade name or DBA (doing business as), enter it here. The Business entity subtype options are...
Corporation, Financial Institution, Multi-Member, Partnership, Professional, Professional Series, Series, or Single Member. Your business is most likely either a multi-member or single-member. Consult a lawyer or CPA with questions.