Michigan Compiled Laws, Chapter 333. Health § 333.17414

Sec. 17414. (1) This part does not prohibit:

(2) It shall be unlawful for any person licensed under this part, or any individual, firm or corporation engaged in the sale of merchandise of any description who maintains or operates, or who allows to be maintained or operated in connection with said merchandise business, an optometric department, or who rents or subleases to any person or persons for the purpose of engaging in the practice of optometry therein, any part of premises in which such person, persons, firm or corporation is engaged in mercantile business, to publish or circulate, or print or cause to be printed, by any means whatsoever, any advertisement or notice in which said advertisement or notice appears, any untruthful or misleading statement, or anything calculated or intended to mislead or deceive the public or any individual.