How to Pause JavaScript and Inspect an Element that Quickly Disappears

A reader of mine, Gabriel, posted a question: I’ve implemented successfully a lot of form tracking through element visibility trigger. However, I’m struggling with one website. They don’t have a permanent element that is visible after submitting the contact form. Just a 2 second pop-up appears at the top of the page, then it disappears. […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Analytics Client ID vs User ID

If you have ever tried to track additional data about your website’s/application’s users, you probably have stumbled upon the term User ID. In fact, I have two blog posts that teach how to do that – one for Universal Analytics and the other one for Google Analytics 4. When you read various resources about the User ID, […]
Julius Fedorovicius
In Google Analytics Tips

Google Tag Manager in footer. How bad is it?

I recently received this question from one of the readers who is just starting with GTM and faced some real-life limitations. Google Tag Manager official recommendation states that to install it, you need to place the <script> code somewhere in the website’s <head>, and the <noscript> part should be added immediately after the opening <body> tag. But […]
Julius Fedorovicius
In Google Tag Manager Tips

Undefined Variable in Google Tag Manager

Updated: January 3rd, 2024 In this quick guide, I’ll shed some light on an Undefined variable in Google Tag Manager and where you can use it. First of all, you can find this variable among other User-defined variables in your GTM container: It is simple to configure. It has no settings at all 🙂 (if we […]
Julius Fedorovicius
In Google Tag Manager Tips

5 Advanced Google Tag Manager tips

Updated: January 3rd, 2024 If you are already considering yourself an intermediate or maybe even advanced Google Tag Manager user, you are probably looking for new ways to improve your GTM skills to be able to solve more complex challenges. That’s where things like JavaScript, Document Object Model (DOM), and similar topics become more important. […]
Julius Fedorovicius
In Google Tag Manager Tips

Best Free Google Tag Manager Courses Online

Updated: December 2, 2023.  Are you just starting with GTM and looking for ways to learn it with a free Google Tag Manager course? I used to be in your situation too – googling for a solution, searching for the best and most accurate tutorials/webinars/courses. Here are my several picks of free Google Tag Manager […]
Julius Fedorovicius
In Google Tag Manager Tips Resources

How to Migrate a Basic Website to Google Analytics 4

With the processing of Universal Analytics (UA) data ending on July 1, 2023, it is imperative to migrate any of your existing UA properties to Google Analytics 4 (GA4). While data is still being processed in Universal Analytics for 360 customers, UA360 will no longer process data after July 1, 2024. The sooner you migrate […]
Julius Fedorovicius
In Google Analytics Tips

Recommended Events in Google Analytics 4

Updated: October 11th, 2023 There’s a lot to cover regarding event tracking in GA4. But since the platform is now event-based, it’s natural that I have a bunch of guides related just to events. In this quick guide, we’ll take a closer look at one group of events, recommended events. The list of recommended events (in […]
Julius Fedorovicius
In Google Analytics Tips