In this video, you’ll learn what variables are and how they work in Tag Manager. We’ll explain how variables store and pass information between tags and triggers, using data from your website such as page URLs, click IDs, or other elements. You’ll learn the difference between built-in variables that come ready to use and custom variables that you can create for specific needs. The video also shows how to use variables in triggers, tags, and templates, and how to test them in debug mode. By the end, you’ll understand how variables make your setup more flexible and precise.