Mich. Comp. Laws § 257.1a: "Accessory" and "adequate in-person services" defined.

Sec. 1a.

As used in this act:

(a) "Accessory" means any accessory, equipment, additional part or replacement part for a vehicle for which a certificate of title is required to be issued under this act.

(b) "Adequate in-person services" means providing in-person service options, without the requirement of an advance appointment, on each day and at each location a secretary of state branch office is open for services in this state. The in-person services provided must allow for same-day transactions to be completed.