GA9 — Audiences et segments : ciblage et analyse comportementale

Criterion GA9 : Create audiences for retargeting and behavioral analysis — guide + checklist

PART 1 — Google Analytics 4 : de zéro à maîtrise Audiences et segments : ciblage et analyse comportementale Keyword : créer audience ga4

This criterion (GA9) is used to **secure GA4 audience creation** and avoid errors that distort audits or data delivery.
In 2026, performance depends more on **reliable measurement, event governance, and signal interpretation** than on isolated micro-optimizations.
**Score (impact): 7/10** — apply the checklist, then validate with an audit.

Why this criterion matters in 2026

  • Context: automation, privacy, and signal quality.
  • Objective: make the configuration **observable** and **stable**.
  • When it’s critical: whenever you change tools, templates, or structure.

Implementation checklist (step by step)

  • Identify where the criterion is configured (interface, tag manager, CMS, server).
  • Apply the recommended minimal configuration (safe values, no extreme settings).
  • Verify the effect on a sample (1 campaign / 1 page / 1 event), then generalize.
  • Document (screenshots + notes) to avoid regressions during future updates.

Configuration / snippet ready to copy

  • **GA4 (GTM) — recommended event**:
  • Name: `form_submit` (or `phone_click` depending on the case)
  • Parameters: `page_location`, `page_referrer`, `form_id` (if available)
  • Trigger: `Form Submission` / `Click` + filter
  • **Validation**: DebugView GA4 + Real-time report

Validation & common errors

  • Applying settings without measurement (no baseline).
  • Changing multiple variables at once (impossible diagnosis).
  • Forgetting validation after deployment (silent regression).
  • **Validation**: check before/after (audit + manual test).
FAQ

Frequently asked questions — GA9

How to quickly verify GA4 audience creation?

Use the checklist above, then validate with an audit (tool) and manual verification on a sample.

How often should it be rechecked?

After any major change (theme, tag manager, campaign structure) and at least once per quarter.

What is the most common pitfall?

Confusing “configured” and “functional”. A setting may be present but inactive (conditions, consent, conflicts).

Ready to go from theory to action?

Validate this criterion with an audit, then deepen the method in the Academy.

Audit with the tool → Learn in the Academy →