Facebook Conversions API for Shopify with Google Tag Manager

Setting up the Facebook Conversions API for your Shopify store can be a bit complicated, but it’s worth it since it’s one of the most effective ways to make sure your ad tracking remains accurate. In this guide, you will learn how to move beyond basic browser-side tracking to a more reliable server-side approach. Table […]
Julius Fedorovicius
In Google Tag Manager Tips

Track Calendly with Google Tag Manager and GA4

Updated: March 13th, 2026 If you landed on this page, you (most likely) have embedded a Calendly calendar on your website. People land on your website, they can schedule appointments, and you would like to see that data in your analytics (e.g., Google Analytics 4). If my guess was correct, you have come to the right […]
Julius Fedorovicius
In Google Tag Manager Tips

Track element visibility based on text with Google Tag Manager

Updated: February 2nd, 2026 Element Visibility trigger in Google Tag Manager enables you to track elements when they appear on a screen, which is really cool. Even though I still feel a teeny tiny grudge (about the situation when I published a blog post with a custom visibility listener and then Google released their much superior solution […]
Julius Fedorovicius
In Google Tag Manager Tips

7 Must-have Google Tag Manager Custom Variables

Updated: February 2nd, 2026 In this blog post, I’ll show you my top 7 must-have Google Tag Manager custom variables that I use in the majority of my GTM containers. Please note that some screenshots show an older version of the Google Tag Manager preview mode, but the general principles are still relevant.   Table […]
Julius Fedorovicius
In Google Tag Manager Tips

Complete Google Tag Manager Data Layer Tutorial

Updated: January 5th, 2026 Data Layer is one of the main Google Tag Manager concepts, which ensures maximum flexibility, portability, and ease of implementation. Without it, there would be no variables or triggers in GTM, no tags would be fired. It keeps your tag management running properly and is the key to unlocking Google Tag […]
Julius Fedorovicius
In Google Tag Manager Tips

Data Layer Variable in GTM: What, Why, and Where?

Updated: January 4th, 2026 To work with Google Tag Manager, you need to know three key concepts: tags, triggers, and variables. But, as you dive deeper, you will come across the fourth one, the Data Layer. Google Tag Manager and Data Layer are frequently found in the same sentence. These concepts work hand in hand […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Tag Manager Data Layer Explained

Updated: January 3rd, 2026 The Data layer is one of the key concepts in the world of Google Tag Manager. When you fully utilize the Data Layer,  it is the fastest way to level up your data collection across web properties (in fact, a broken data layer = severely crippled GTM). At first, the Google […]
Julius Fedorovicius
In Google Tag Manager Tips