Every person, who by himself, his agents or employees violates any of the provisions of this Act may for each offense be deemed guilty of a business offense, and shall, upon conviction thereof, be punished by a fine of not exceeding $100 nor less than $50 for the first offense; not exceeding $200 nor less than $100 for the second offense; and not exceeding $500 nor less than $200 for the third and each subsequent offense and all costs for each and every offense.
815 ILCS 302/4