isciplinary interview and when and where should they occur? What steps must employers or supervisors follow when a disciplinary interview is required?...

1. What is the purpose of a disciplinary interview and when and where should they occur?
2. What steps must employers or supervisors follow when a disciplinary interview is required? (Be specific and explain; do not just list the steps.)
3. Discuss how supervisors can eliminate or reduce the number of disciplinary interviews in the workplace.

Can you show me sources for further detail?