# Spreadsheet Dependency Diagnostic

**How to use it:** make one copy per sheet that supports a process. Use data from the last month. Check Yes or No. Do not write passwords or personal data in this document.

Sheet evaluated: ____________  Process supported: ____________  Owner: ____________  Date: ______

## 1. Concurrency
- [ ] Yes [ ] No: More than two people edit the sheet on the same day.
- [ ] Yes [ ] No: There have been changes that were overwritten or lost.

## 2. Controls
- [ ] Yes [ ] No: There have been typing errors with consequences (price, quantity, address).
- [ ] Yes [ ] No: A formula has broken or been overwritten.
- [ ] Yes [ ] No: There are duplicate rows and no one knows which is correct.

## 3. Traceability
- [ ] Yes [ ] No: You need to know who approved a change and why.
- [ ] Yes [ ] No: There have been disputes about which data was correct.

## 4. Integrations
- [ ] Yes [ ] No: Data is copied from or to other systems every week.
- Hours per week estimated spent copying and pasting: ____

## 5. Impact
- [ ] Yes [ ] No: An error in this sheet affects shipments, billing, or customers.

## Interpreting the result
- **0 to 2 “Yes”:** keep. The sheet fulfills its purpose.
- **3 to 5 “Yes”:** tidy. Apply protections, validations, assign an owner and use capture forms.
- **6 or more “Yes”, or “Yes” in Impact together with any other signal:** consider migrating the process to a connected system or tool.

Decision: [ ] Keep [ ] Tidy [ ] Consider migration
Next step and date: ____________

## Synthetic example (delete before using)
Sheet: General inventory (fictional company). Yes in concurrency (2), controls (2) and impact (1): 5 “Yes” with impact. Decision: consider migration.