{"id":557,"date":"2025-11-13T13:09:48","date_gmt":"2025-11-13T13:09:48","guid":{"rendered":"http:\/\/localhost:10004\/google-tag-manager-proc-by-ho-firmy-mely-zavest-a-jak-nastavit-gtm\/"},"modified":"2025-11-13T13:12:07","modified_gmt":"2025-11-13T13:12:07","slug":"google-tag-manager-proc-by-ho-firmy-mely-zavest-a-jak-nastavit-gtm","status":"publish","type":"post","link":"https:\/\/t-i-m.cz\/en\/blog\/google-tag-manager-proc-by-ho-firmy-mely-zavest-a-jak-nastavit-gtm\/","title":{"rendered":"Google Tag Manager: Why businesses should implement it and how to set up GTM."},"content":{"rendered":"<p id=\"\"><strong id=\"\">Why should your business use Google Tag Manager?<\/strong><\/p>\n<p id=\"\"><strong id=\"\">Independence from Developers<\/strong><br \/>Do you know the situation when to implement a simple ad pixel, you have to wait for weeks until a developer is available? With GTM, you can add and modify tags on your own, without the need for programming knowledge or involving technical specialists.<br \/>This is particularly important for small and medium-sized businesses, where one employee often handles multiple areas. Many entrepreneurs cite technical limitations as the main obstacle to implementing new marketing tools.<\/p>\n<p id=\"\"><strong id=\"\">Resource and Time Savings<\/strong><br \/>Every request to a developer costs time and money. GTM significantly shortens the cycle of implementing new analytical tools:<\/p>\n<ul id=\"\">\n<li id=\"\">Before implementing GTM: from a few days to two weeks to add a new code<\/li>\n<li id=\"\">After implementing GTM: from a few minutes to one day to set up and publish<br \/>E-commerce businesses and others save many hours of developer work every month after fully transitioning to GTM.<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">Improved Website Load Speed<\/strong><br \/>Website load speed is a critical factor for conversions and SEO. Google Tag Manager loads tags asynchronously and optimizes their operation:<\/p>\n<ul id=\"\">\n<li id=\"\">Reduces the number of HTTP requests<\/li>\n<li id=\"\">Allows tags to load gradually without blocking page rendering<\/li>\n<li id=\"\">Uses &#8220;accelerated loading&#8221; technology for optimization<br \/>A properly configured GTM significantly improves load speed, which directly affects search engine ranking.<br \/>![Graph comparing website loading speed before and after GTM implementation. Visualization shows improvement in key speed metrics (place after the last paragraph of this section)]<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">Centralized Management of All Tags<\/strong><br \/>Imagine that all your analytical and marketing tools are gathered in one place:<\/p>\n<ul id=\"\">\n<li id=\"\">Google Analytics<\/li>\n<li id=\"\">Google Ads<\/li>\n<li id=\"\">Meta (Facebook) Pixel<\/li>\n<li id=\"\">TikTok Pixel<\/li>\n<li id=\"\">Remarketing codes<\/li>\n<li id=\"\">CRM integrations<\/li>\n<li id=\"\">Conversion tags<br \/>GTM allows you to manage all these tools from a single control panel, making it easier to:<\/li>\n<li id=\"\">Monitor the functionality of tags<\/li>\n<li id=\"\">Quickly detect and fix errors<\/li>\n<li id=\"\">Audit installed tags<br \/>Businesses that use GTM have significantly fewer critical errors in analytics setup compared to those who install codes directly.<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">Detailed User Behavior Tracking<\/strong><br \/>Google Tag Manager opens up new opportunities to understand the behavior of visitors on your website:<\/p>\n<ul id=\"\">\n<li id=\"\">Tracking clicks on specific elements of the page<\/li>\n<li id=\"\">Analyzing page scrolling<\/li>\n<li id=\"\">Measuring time spent on the page<\/li>\n<li id=\"\">Tracking interactions with forms<\/li>\n<li id=\"\">Monitoring video views<br \/>Understanding the customer journey helps optimize the conversion funnel. Companies that use advanced GTM features to track user behavior report significant improvements in conversions.<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">Testing Before Publishing<\/strong><br \/>One of the most valuable features of GTM is the ability to test new tags before publishing them:<\/p>\n<ul id=\"\">\n<li id=\"\">Preview mode allows testing tag functionality in real time<\/li>\n<li id=\"\">Versioning system allows easy rollback to previous settings<\/li>\n<li id=\"\">Ability to test on different devices<br \/>Most marketers note that errors in analytics setup often appear only after launch. GTM significantly reduces these risks.<br \/>![Screenshot of GTM interface in preview mode showing the process of testing tags before publishing (place after this section)]<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">Server-Side GTM for Increased Performance<\/strong><br \/>Traditionally, GTM works on the client side (in the user&#8217;s browser), but Google also offers Server-Side GTM \u2014 a new approach that moves tag processing to the server:<\/p>\n<ul id=\"\">\n<li id=\"\">Improves website load speed<\/li>\n<li id=\"\">Increases data accuracy<\/li>\n<li id=\"\">Bypasses ad blockers<\/li>\n<li id=\"\">Complies with GDPR and other regulatory requirements<br \/>Implementing Server-Side GTM reduces data losses caused by ad blockers compared to regular GTM.<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">How to Set Up Google Tag Manager for Your Business<\/strong><\/p>\n<p id=\"\"><strong id=\"\">Creating an Account and Container<\/strong><br \/>The first step in using GTM is creating an account and container for your website:<\/p>\n<ul id=\"\">\n<li id=\"\">Go to the Google Tag Manager website<\/li>\n<li id=\"\">Create an account (if you don\u2019t have one yet)<\/li>\n<li id=\"\">Enter the account name (usually the company name)<\/li>\n<li id=\"\">Create a container, enter its name and platform (web, iOS, Android)<\/li>\n<li id=\"\">Accept the terms of use<br \/>You will then receive a container code that must be installed on your website. It is important to place it on all pages:<\/li>\n<\/ul>\n<p id=\"\">html<\/p>\n<p id=\"\"><code id=\"\">&lt;!-- Google Tag Manager --&gt;<br \/>&lt;script&gt;(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':<br \/>new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],<br \/>j=d.createElement(s),dl=l!='dataLayer'?'&amp;l='+l:'';j.async=true;j.src=<br \/>'https:\/\/www.googletagmanager.com\/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);<br \/>})(window,document,'script','dataLayer','GTM-XXXXXX');&lt;\/script&gt;<br \/>&lt;!-- End Google Tag Manager --&gt;<br \/><\/code><\/p>\n<p id=\"\">The code consists of two parts: the first is placed in the <code id=\"\">&lt;head&gt;<\/code> section, and the second immediately after the opening <code id=\"\">&lt;body&gt;<\/code> tag.<br \/>![Screenshot of GTM interface with instructions for installing the container code on the web (place after the paragraph about the container code)]<\/p>\n<p id=\"\"><strong id=\"\">Setting Up Basic Tags<\/strong><br \/>After installing the container, you can move on to setting up tags. Let\u2019s start with the most important ones:<\/p>\n<ul id=\"\">\n<li id=\"\"><strong id=\"\">Google Analytics 4<\/strong><br \/>In GTM, click &#8220;Tags&#8221; &gt; &#8220;New&#8221;<br \/>Name the tag (e.g., &#8220;GA4 &#8211; All Pages&#8221;)<br \/>Select the tag type &#8220;Google Analytics: GA4 Configuration&#8221;<br \/>Enter your Measurement ID (format G-XXXXXXXX)<br \/>In the &#8220;Triggers&#8221; section, select &#8220;All Pages&#8221;<br \/>Save the tag<br \/>It\u2019s important: if you\u2019re setting up e-commerce, add the necessary parameters in the &#8220;Tag Configuration&#8221; section for tracking transactions and product views.<\/li>\n<li id=\"\"><strong id=\"\">Meta (Facebook) Pixel<\/strong><br \/>Create a new tag<br \/>Name it (e.g., &#8220;FB Pixel &#8211; Pageview&#8221;)<br \/>Select the tag type &#8220;Custom HTML&#8221;<br \/>Paste the pixel code you received from Facebook<br \/>Set the trigger to &#8220;All Pages&#8221;<br \/>Save the tag<\/li>\n<li id=\"\"><strong id=\"\">Conversion Tracking<\/strong><br \/>To track conversions (e.g., form submission):<br \/>Create a trigger of type &#8220;Form Submission&#8221; or &#8220;Click&#8221;<br \/>Enter the conditions (e.g., URL of the &#8220;thank you&#8221; page or button class)<br \/>Create a tag to send the event to Google Analytics<br \/>Set event parameters (category, action, label)<br \/>Link the tag to the created trigger<br \/>Professional tip: for complex forms, use a combination of &#8220;Form Submission&#8221; and &#8220;Click&#8221; triggers to increase tracking reliability.<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">How to Create an Effective Tracking Strategy with GTM<\/strong><\/p>\n<p id=\"\"><strong id=\"\">Defining Key Goals for Tracking<\/strong><br \/>Before diving into technical settings, define what user actions are most important for your business:<\/p>\n<ul id=\"\">\n<li id=\"\">Purchase or order<\/li>\n<li id=\"\">Form submission<\/li>\n<li id=\"\">Newsletter subscription<\/li>\n<li id=\"\">Downloading a catalog or price list<\/li>\n<li id=\"\">Viewing key pages (e.g., pricing pages)<br \/>For each goal, define:<\/li>\n<li id=\"\">What value it has for the business<\/li>\n<li id=\"\">How to technically track it<\/li>\n<li id=\"\">What data needs to be collected<br \/>Marketers say that clearly defined tracking goals significantly improve analytical effectiveness.<\/li>\n<\/ul>\n<p id=\"\"><strong id=\"\">Implementing Advanced Event Tracking<\/strong><br \/>GTM allows you to track not only standard actions but also specific interactions:<\/p>\n<ul id=\"\">\n<li id=\"\"><strong id=\"\">Scroll tracking:<\/strong> Find out what percentage of the page users are viewing<br \/>Create a &#8220;Scroll Depth&#8221; trigger<br \/>Set vertical thresholds (e.g., 25%, 50%, 75%, 100%)<br \/>Create a tag that sends these events to analytics<\/li>\n<li id=\"\"><strong id=\"\">Time on page tracking:<\/strong> Analyze how much time users spend on important pages<br \/>Create a &#8220;Timer&#8221; trigger<br \/>Set an interval (e.g., 30 seconds)<br \/>Set a limit on the number of activations<br \/>Create the corresponding tag<\/li>\n<li id=\"\"><strong id=\"\">Click tracking on external links:<\/strong> Track transitions to external websites<br \/>Create a &#8220;Click &#8211; Just Links&#8221; trigger<br \/>Add the condition &#8220;Click URL contains http&#8221; and &#8220;Page URL does not contain Click URL&#8221;<br \/>Create a tag to send the event<\/li>\n<\/ul>\n<p id=\"\">![Infographic with a visual of the user journey and key points for tracking via GTM (place in the middle of this section)]<\/p>\n<p id=\"\"><strong id=\"\">Using dataLayer for Advanced Capabilities<\/strong><br \/>dataLayer is a JavaScript object that allows you to pass data from your site to GTM. It opens powerful opportunities for personalized tracking:<\/p>\n<p id=\"\">javascript<\/p>\n<p id=\"\"><code id=\"\">\/\/ Example dataLayer for e-commerce<br \/>dataLayer.push({<br \/> &nbsp;'event': 'purchase',<br \/> &nbsp;'ecommerce': {<br \/> &nbsp; &nbsp;'transaction_id': '1234',<br \/> &nbsp; &nbsp;'value': 99.99,<br \/> &nbsp; &nbsp;'currency': 'USD',<br \/> &nbsp; &nbsp;'items': [{<br \/> &nbsp; &nbsp; &nbsp;'item_id': 'SKU123',<br \/> &nbsp; &nbsp; &nbsp;'item_name': 'Analytical Course',<br \/> &nbsp; &nbsp; &nbsp;'price': 99.99,<br \/> &nbsp; &nbsp; &nbsp;'quantity': 1<br \/> &nbsp; &nbsp;}]<br \/> &nbsp;}<br \/>});<br \/><\/code><\/p>\n<p id=\"\">Using dataLayer allows you to:<\/p>\n<ul id=\"\">\n<li id=\"\">Pass dynamic data from your website<\/li>\n<li id=\"\">Create triggers based on custom events<\/li>\n<li id=\"\">Use additional variables in your tags<br \/>Companies that use the advanced features of dataLayer record more valuable interactions compared to those using only basic GTM features.<\/li>\n<\/ul>\n<p id=\"\">\u200d<\/p>\n<p id=\"\">\u200d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Find out how Google Tag Manager can optimize your business operations, simplify data tracking, and improve analytics.<\/p>\n","protected":false},"author":1,"featured_media":2178,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-557","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/posts\/557","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/comments?post=557"}],"version-history":[{"count":1,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/posts\/557\/revisions"}],"predecessor-version":[{"id":2181,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/posts\/557\/revisions\/2181"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/media\/2178"}],"wp:attachment":[{"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/media?parent=557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/categories?post=557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/t-i-m.cz\/en\/wp-json\/wp\/v2\/tags?post=557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}