The commission's staff in its endeavors to eliminate an unfair practice by conference, conciliation and persuasion under RCW 49.60.250 shall be guided by the purposes of the law against discrimination and by the policies and objectives of the commission, particularly as expressed in WAC 162-08-061, 162-08-062 and 162-08-298. Elimination of an unfair practice includes elimination of the effects of the unfair practice, as well as assurance of the discontinuance of the unfair practice.