Google Tag Manager Firing Twice? Here’s a solution

Here’s a situation. You are using a Google Tag Assistant (legacy) Chrome extension and you get a “Multiple installations of Google Tag Manager” warning. You ask your developer to make sure that Google Tag Manager is really installed once and he/she confirms that. So why is Tag Assistant saying that Google Tag Manager is firing twice? […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Tag Manager: script tag must not be included in a div

When you install Google Tag Manager on your website, you want to verify if it is done properly. There are various ways to do that and one of them is to use a Tag Assistant (Legacy) Chrome extension. If you have landed on this website, chances are that you noticed this error: <script> tag must not be included in a <div>. […]
Julius Fedorovicius
In Google Tag Manager Tips

GTM no-script code not found: either missing or not in body

Once you install Google Tag Manager on your website, you want to verify if it is done properly. There are various ways to do that and one of them is to use a Tag Assistant (Legacy) Chrome extension. If you have landed on this website, chances are that you noticed this error: GTM no-script code not found: either missing […]
Julius Fedorovicius
In Google Tag Manager Tips

Custom Image Tag Demystified (GTM)

Updated: January 1st, 2022 If you’re just starting to learn GTM, you probably already have this question in mind (or you’ll have it soon). You’ve already implemented some Google Analytics Tracking to your site, so you’re not completely unfamiliar with GTM. But the question keeps bugging you. What is Custom Image Tag in Google Tag Manager? […]
Julius Fedorovicius
In Google Tag Manager Tips

Triggers in Server Google Tag Manager Containers

When server-side Google Tag Manager was introduced, there was only one type of trigger, Custom. But when the number of them increased, it’s time for a quick blog post explaining each type and their differences. Let’s take a look at triggers in Server Google Tag Manager containers. By the way, if you want to learn much […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Tag Manager Limits (account limit, container limit, etc.)

Occasionally, I receive questions about Google Tag Manager limits. How many containers can you have in GTM? How many accounts? And so on. Since there is no official page with all the limitations published in a single place, I decided to post this quick article. Some information was found in other resources, other limitations were […]
Julius Fedorovicius
In Google Tag Manager Tips

Low Bounce Rate in Google Analytics isn’t Good. Here’s How to Fix it

Updated: September 12th, 2021. Everybody wants to have a low bounce rate in Google Analytics. This phrase was recently said in the Google Tag Manager community by one of our members. The quick discussion was about whether particular events in Google Analytics should be tracked as interactions or not because the choice impacts the bounce metric. The truth […]
Julius Fedorovicius
In Google Tag Manager Tips

How to See Shopify Webhooks in Server-side GTM Preview Mode

This blog post is sort of like a sequel to this one. I was just playing around and thought that maybe some of my readers will find it useful. In a nutshell, if you want to see incoming requests in your server-side GTM’s preview mode, those HTTP requests must either contain 3 gtm-related cookies (read more here) […]
Julius Fedorovicius
In Google Tag Manager Tips

See Incoming Requests in Server GTM Preview Mode Without Cookies

When you enable preview mode in server-side GTM, 3 first-party cookies are stored in your browser: gtm_preview, gtm_auth, gtm_debug. Thanks to these cookies, you can see incoming HTTP requests (coming from your website) in the SGTM preview if your website and your SGTM setup are using the same main domain (e.g. www.mywebsite.com and sgtm.mywebsite.com) That is […]
Julius Fedorovicius
In Google Tag Manager Tips