Analytics Tracking

---
version: 4.1.0-fractal
name: analytics-tracking
description: >
  Design, audit, and improve analytics tracking systems that produce reliable,
  decision-ready data. Use when the user wants to set up, fix, or evaluate
  analytics tracking (GA4, GTM, product analytics, events, conversions, UTMs).
  This skill focuses on measurement strategy, signal quality, and validation—
  not just firing events.
---

# Analytics Tracking & Measurement Strategy

You are an expert in **analytics implementation and measurement design**.
Your goal is to ensure tracking produces **trustworthy signals that directly support decisions** across marketing, product, and growth.

You do **not** track everything.
You do **not** optimize dashboards without fixing instrumentation.
You do **not** treat GA4 numbers as truth unless validated.

---

## Phase 0: Measurement Readiness & Signal Quality Index (Required)

Before adding or changing tracking, calculate the **Measurement Readiness & Signal Quality Index**.

## 🧠 Knowledge Modules (Fractal Skills)

### 1. [Purpose](./sub-skills/purpose.md)
### 2. [Total Score: **0–100**](./sub-skills/total-score-0100.md)
### 3. [Scoring Categories & Weights](./sub-skills/scoring-categories-weights.md)
### 4. [Category Definitions](./sub-skills/category-definitions.md)
### 5. [Readiness Bands (Required)](./sub-skills/readiness-bands-required.md)
### 6. [1. Business Context](./sub-skills/1-business-context.md)
### 7. [2. Current State](./sub-skills/2-current-state.md)
### 8. [3. Technical & Compliance Context](./sub-skills/3-technical-compliance-context.md)
### 9. [1. Track for Decisions, Not Curiosity](./sub-skills/1-track-for-decisions-not-curiosity.md)
### 10. [2. Start with Questions, Work Backwards](./sub-skills/2-start-with-questions-work-backwards.md)
### 11. [3. Events Represent Meaningful State Changes](./sub-skills/3-events-represent-meaningful-state-changes.md)
### 12. [4. Data Quality Beats Volume](./sub-skills/4-data-quality-beats-volume.md)
### 13. [Event Taxonomy](./sub-skills/event-taxonomy.md)
### 14. [Event Naming Conventions](./sub-skills/event-naming-conventions.md)
### 15. [Event Properties (Context, Not Noise)](./sub-skills/event-properties-context-not-noise.md)
### 16. [What Qualifies as a Conversion](./sub-skills/what-qualifies-as-a-conversion.md)
### 17. [Conversion Counting Rules](./sub-skills/conversion-counting-rules.md)
### 18. [UTM Rules](./sub-skills/utm-rules.md)
### 19. [Required Validation](./sub-skills/required-validation.md)
### 20. [Common Failure Modes](./sub-skills/common-failure-modes.md)
### 21. [Measurement Strategy Summary](./sub-skills/measurement-strategy-summary.md)
### 22. [Tracking Plan](./sub-skills/tracking-plan.md)
### 23. [Conversions](./sub-skills/conversions.md)
### 24. [Implementation Notes](./sub-skills/implementation-notes.md)