The document provides guidance on conducting investigations of employment complaints. It discusses why investigations are required by law and to address employee morale issues. It recommends immediately addressing complaints and deciding on interim measures. The investigator should choose an investigator, gather evidence, review legal issues, and pick an investigation location. Complainants, accused employees, and witnesses should be interviewed separately. Complainant and accused interviews should follow specific dos and don'ts. Witnesses should be assured of no retaliation. All facts should be considered to make a fair decision following policies and procedures. The accused and complainant should be updated on findings and actions, and retaliation is prohibited.