Transferring Google Tag Manager to a new domain or website

If you’ve stumbled across this article, you are probably in a position where you have GA4 installed on your site using Google Tag Manager but are now changing your site’s domain or creating a new site and wanting to reuse an existing GTM container. First things first, this is possible. You can reuse the GTM […]
Julius Fedorovicius
In Google Tag Manager Tips

DOM Ready trigger in Google Tag Manager: Quick Guide

Updated: March 25th, 2025 Disclaimer: This blog post relates to another article about the Window Loaded trigger. When a page loads (and you have enabled GTM preview and debug mode), you will see three standard events: Page view, DOM Ready, and Window Loaded (if you see just 2, this is bad, and you should read […]
Julius Fedorovicius
In Google Tag Manager Tips

Why do I see only 2 month data in Google Analytics 4?

Here’s a situation. You install Google Analytics 4 on your website, start collecting data, and then after several months, you decide to check the data in Explorations. Unfortunately, you realize that the data there is only of the last 2 months. Why is that? In this quick blog post, I will explain why you see only […]
Julius Fedorovicius
In Google Analytics Tips

DOM Element variable in Google Tag Manager

Updated: March 18th, 2025 In this blog, I’ve already published articles about various Google Tag Manager variables, e.g., Auto-event variable, URL variable, Undefined variable, etc. But there’s one more that did not get a lot of publicity here, the DOM Element variable. That’s because it requires some technical knowledge, and I’m not its biggest fan (due […]
Julius Fedorovicius
In Google Tag Manager Tips

“Pages per Session” Conversion in Google Analytics 4

Updated: March 5th, 2025 This article was written by Jude Nwachukwu, who was kind to share his tips with Analytics Mania’s readers Even though I receive many guest post requests every day, 99.9999% of them are just pure trash. And I guess many website owners will relate to this. Some guest posters even offered to write “high […]
Jude Nwachukwu
In Google Analytics Tips

How to Extract a Query Parameter with Google Tag Manager

Updated: March 1st, 2025 Google Tag Manager can help you do a lot of useful things, and extracting query parameters is one of them. If a URL of the page contains a query parameter (it comes after the question mark in the address), you can turn that into a variable in Google Tag Manager and reuse […]
Julius Fedorovicius
In Google Tag Manager Tips

Benefits of Server Side Tagging (with Google Tag Manager)

Updated: February 28th, 2025 You have probably heard multiple people talking about how server-side tagging is the future of analytics implementations. But before you dedicate time and resources to this topic, you want to understand the potential benefits of this solution better. Well, look no further. In this blog post, I will explain the benefits […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Tag Manager Container Code. In <head> or <body>?

Google Tag Manager official recommendation states that in order 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 what should you do if a performance-obsessed developer does not agree to follow these instructions? What if a developer insists […]
Julius Fedorovicius
In Google Tag Manager Tips