Lesson 1 of 1 published · 10 min · Updated 30 Sept 2026
How GA4 measures with events
Everything in GA4 is an event.
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On this page
Learning objectives
- Explain GA4's event model
- Mark a key event
Tutorial
GA4 records every interaction as an event — page views, scrolls, clicks and form submissions. Each event can carry parameters with extra detail.
Mark the events that matter to your business (for example generate_lead) as key events so they appear in conversion reports.
Step-by-step
- 1Open Admin → Events
- 2Find the event that represents your goal
- 3Toggle 'Mark as key event'
- 4Verify in Realtime