Free lesson · 9 minute read · Reseller Growth Systems
Score Suppliers on Total Outcome, Not Just Price
Measure description accuracy, defect rate, reliability, communication, and issue resolution alongside unit price.
Your goal
Build a supplier scorecard that reflects hidden operational costs.
When to use
Use after every meaningful supplier transaction and during monthly sourcing review.
Why this matters
A cheap supplier can become expensive through defects, missing items, disputes, and wasted time.
The lesson
Supplier price is visible. Supplier friction is often hidden.
Track at least five dimensions: pricing, description accuracy, defect rate, delivery reliability, communication, and issue resolution. If you have enough data, add realized margin and average days to sell for inventory from that source.
The supplier who is 5% more expensive but consistently ships accurate, clean inventory may create higher real profit than the lowest bidder.
Score after transactions while details are fresh. Do not rely on memory because dramatic bad experiences and exciting wins are both easy to overweight.
Use the scorecard to allocate future volume. Strong suppliers earn larger opportunities; weak suppliers get smaller exposure or are removed.
The scorecard is also useful during negotiation. A long history of clean purchases gives you evidence when asking for better pricing or priority access.
Worked example
Supplier A is 8% cheaper but has a 15% defect/discrepancy rate and slow issue resolution. Supplier B costs more but has 2% problems and accurate specs. After returns and time, Supplier B may create higher realized profit.
Practical checklist
- Pricing
- Accuracy
- Defect rate
- Reliability
- Communication
- Issue resolution
- Realized margin
- Repeatability
Common mistakes
- Choosing purely on unit price
- Not tracking defects by source
- Continuing large orders after repeated problems
- Judging suppliers from one transaction
Key takeaways
- Supplier quality has economic value
- Hidden friction belongs in sourcing decisions
- Volume should move toward proven sources
Put this into practice
Score your last five sourcing sources from 1–5 across six dimensions.
Before you finish
You can explain why your 'best' supplier is best without mentioning only price.
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