Tag Companion Blog

Expert insights on Google Tag Manager, GA4 tracking, and conversion optimization

February 1, 2026 Admin

It Worked in Google Tag Manager Preview Mode — and Still Broke in Production

You did everything right, tested it. Preview said it fired. You published. It broke anyway. That feeling is not a fluke. It's a design gap in GTM that nobody warns you about until you've lived it. And knowing how to know if GTM is working is harder than it should be, because the tool GTM gives you to answer that question doesn't actually answer it.

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January 30, 2026 Admin

The 90% Problem: Why Most Marketers Can't Use Google Tag Manager

I've watched Google Tag Manager go from "the tool that will finally free marketers from developer dependencies" to becoming yet another tool that... requires developers. The promise was simple: marketers could manage their own tracking. The reality? Most can't. And it's not because they're not trying hard enough.

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