Server-Side Tracking vs Client-Side: The Ultimate Performance Comparison

Server side tracking vs client side tracking

Introduction I’ve been watching client-side tracking slowly die for the past three years, and honestly? It’s about time. Every week, I get another frustrated email from a marketing manager asking why their Google Ads dashboard shows 150 conversions while their CRM logged 230 sales. The answer is always the same: their JavaScript tracking is getting demolished by … Read more

What Is the Data Layer in Google Tag Manager?

The first time I tried to track eCommerce events in GTM, I nearly lost my mind. Everything looked fine — tags were published, triggers set. But the data just wasn’t showing up in GA4. I spent hours clicking, debugging, questioning my entire existence as a web analyst. The problem? The data layer. Or more accurately … Read more