If the Commission finds probable cause for the complaint, the Commission shall attempt, by means of conference, to:persuade respondent to cease and desist its illegal action; commence paying complainant such lawful wages as are required by this Division I; and reimburse complainant for the difference between what he had been receiving as wages and what he should have lawfully received. Any such agreement reached between respondent and the Commission shall be reduced to writing and a copy thereof furnished to complainant and respondent. City Code, 1966, art. 19, §56(b)(3rd, 4th sens.) 1976/83, art. 19, §70(b)(3rd, 4th sens.) Ord. 64-370 Ord. 66-739