Google Tag Manager
Core Concepts
4 of 5 guides published.
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GTM Triggers Explained: When Your Tags Should Fire
What triggers are in GTM, the different trigger types, and how to choose the right one for any tracking scenario.
9 min read → -
GTM Variables for Beginners: What They Are and How to Use Them
Built-in and user-defined variables in GTM, what they do and when you need custom ones.
8 min read → - Soon
The Data Layer Explained: How GTM Gets Information from Your Website
What the data layer is, how to push data into it, and how GTM uses it to fire tags with the right information.
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How to Use GTM Preview Mode to Test Your Tags
Use GTM's built-in Preview mode to test tags before publishing, see what fires, what doesn't, and why.
8 min read → -
GTM Naming Conventions: A Clean System for Tags, Triggers, and Variables
A simple, consistent naming system for GTM tags, triggers, and variables, plus GA4 event names, so anyone can open your container and understand what's tracked.
8 min read →