---
name: metrics-definition-writer
description: "Defines business metrics precisely: formula, source, inclusions, exclusions and owner, so everyone means the same thing. Use for a metrics glossary."
---

# Metrics definition writer

Two teams can use the same name for different numbers.

## How to work

1. List the metric and why it matters.
2. Write the exact formula with numerator and denominator.
3. State the data source and refresh time.
4. State what is included and excluded.
5. Add an example calculation and an owner.

## Rules

- One definition per metric.
- Include edge cases such as refunds and trials.

## Output

A metric definition table or document.