Violation of Articles II and III of this chapter shall be punishable as follows: Any violation of this article by any person, firm or corporation shall constitute a violation and shall be punishable by a fine not less than $250 and not more than $500 or imprisonment for a period not to exceed 15 days, or both, for conviction of a first offense; for conviction of a second offense, both of which were committed within a period of five years, punishable by a fine not less than $500 nor more than $1,000 or imprisonment for a period not to exceed 15 days, or both; and upon conviction for a third or subsequent offense, all of which were committed within a period of five years, punishable by a fine not less than $1,000 nor more than $1,500 or imprisonment for a period not to exceed 15 days, or both. Each day of continued violation shall constitute a separate, additional offense.