Vendor Performance Review

Help me create a vendor performance review process.

My key vendors:
1. [VENDOR 1]: provides [SERVICE], costs [AMOUNT/MONTH]
2. [VENDOR 2]: provides [SERVICE], costs [AMOUNT/MONTH]
3. [VENDOR 3]: provides [SERVICE], costs [AMOUNT/MONTH]

Current relationship issues:
- [ANY PROBLEMS WITH CURRENT VENDORS]

Design a vendor review process:

1. Performance Criteria:
   - Quality of deliverables (define "good quality" for each)
   - Timeliness (on-time delivery rate)
   - Responsiveness (communication speed)
   - Problem resolution (how they handle issues)
   - Value for money (cost vs. benefit)
   - Reliability and consistency
   - Innovation and proactive improvements

2. Measurement Methods:
   - What to track and how
   - Data sources and tools
   - Scoring methodology

3. Review Template:
   - Quarterly scorecard for each vendor
   - Comparison to previous periods
   - Overall rating and trend

4. Review Meeting Agenda:
   - How to structure a vendor review conversation
   - Questions to ask
   - Feedback delivery approach

5. Action Framework:
   - Scores that trigger a warning conversation
   - Scores that trigger a vendor search
   - Improvement plan template
   - When and how to switch vendors

6. Vendor Relationship Best Practices:
   - How to be a good client (for better service)
   - When to renegotiate terms
   - How to maintain backup vendor options