When you audit a process, you can look for evidence by observing the process, reviewing its documents, and examining its records. However, an important source of evidence is the information gained through interviews. A quick overview of the interview process is shown below:
Interview reasons
- Supplements the documented process
- Determines the actual defined process
- Principal way of obtaining information
- Allows auditee to explain work practices
- Ascertains understanding; commitment
Interview steps
- Interview persons at their workplace
- Conduct interviews during normal hours
- Put person at ease (lower anxiety level)
- Explain your purpose (what you want)
- Ask about their job (question; observe)
- Verify responses (confirm understanding)
- Check the facts (use other sources)
- Record evidence (notes on checklist)
- Make tentative conclusion (no secrets)
- Give opportunity to discuss other topics
- Thank for their time and cooperation
Remember, it is an interview, not an interrogation!
Closed questions:
- Yes or no answers
- Use sparingly to establish specific facts
- “Do you keep a record of this operation?”
Open questions:
- What, why, where, when, who, and how
- Encourages a more complete answer
- “What records are kept for this operation?”
Show me questions:
- Ask to see documents and records
- You need to see the proof of conformity
- Avoid the possible image of distrust
- “May I see the records for that operation?”
Investigate a claim; accept an admission.
Questioning Techniques
- Ask question and then actively listen
- Rely primarily on open-ended questions
- Avoid closed question (except to confirm)
- Ask for explanations and examples
- Rephrase your question for clarification
- Restate answer for your understanding
- Keep neutral; don’t disagree or interrupt
- Ask “suppose” or “what if” questions
- Find basic flaws with simple questions
- Ask the blunt question about quality
- Nod in agreement to maintain dialog
- Use silence for expanded responses
- Observe unguarded facial expressions
- Learn from remarks of nearby people
Interview Notes
- Take brief notes (what seen and heard)
- Explain why you are taking the notes
- Jot down the facts (specific references)
- Identify names and job titles (in notes)
- Record key statements as evidence
- Spot different answers for follow-up
- Determine activities for further review
Interview Tips
- Talk first to manager of area (courtesy)
- Seek permission to interview employees
- Include temporary and part-time people
- Confirm understanding to avoid errors
- Don’t get sidetracked on minor concerns
- Don’t wait for data; continue the audit
- Be polite and considerate at all times
Evidence Sources
- Documents (policies, plans, procedures, instructions, contracts)
- Statements (interviews, informed comments)
- Observations (work environment, activities, visual findings)
- Records (tests, reports, minutes, forms, performance data)