Mich. Comp. Laws § 487.1501: Offices of licensee; number; location; posting sign bearing corporate name; personnel; establishing, relocating, or closing office.

Sec. 501.

A licensee shall maintain not less than 1 office in this state.

A licensee shall not maintain an office at any place outside this state.

Each office of a licensee shall be located in a place which is reasonably accessible to the public.

A licensee shall post in a conspicuous place at each of its offices a sign which bears the corporate name of the licensee.

A licensee shall maintain at each of its offices personnel who are competent to conduct the business of such an office.

Upon written notice to the commissioner, a licensee may establish, relocate, or close an office.