Google Analytics 4 is an event-based analytics service for understanding measured website and app activity.
A practical example
A team tracks completed enquiry forms as key events and compares visits by campaign source.
What to watch for
Consent, blockers, configuration and attribution affect reported totals. Analytics is a measurement system, not a complete accounting ledger.
Related reading
Explore Google Tag Manager (GTM) and UTM. Try our UTM link builder for a practical next step. See how this fits into Web development.