Start here, GTM fundamentals
New to GTM? Learn tags, triggers, variables and the dataLayer before the hands-on courses.
Start lesson 18 short lessons · about 5 minutes · self-paced
Syllabus
- 1→
What is Google Tag Manager?
The container, and why GTM exists.
- 2→
Tags, what runs
The code GTM runs for you.
- 3→
Triggers, when it fires
The condition that fires a tag.
- 4→
Variables, the data
Reusable values used inside tags and triggers.
- 5→
The dataLayer, the data bus
How your site hands data to GTM.
- 6→
How they fit together
Trigger plus variables feed a tag.
- 7→
The GTM workflow
The five-step loop you'll repeat.
- 8→
Preview & debug
How every lesson here is meant to be used.