(a) When, by reason of an investigation under this article or otherwise, the board or any other interested person believes that a person has violated or is about to violate any provision of this article, any rule promulgated hereunder, any order of the board or any final decision of the board, the board or any other interested person may apply to any court of competent jurisdiction for an injunction against such person enjoining such person from the violation. Upon a showing that the person has engaged in or is about to engage in any prohibited act or practice, an injunction, restraining order or other appropriate order may be granted by the court without bond.

(b) A cause of action by the board may be brought in the circuit court of the county where the cause of action took place.