Field notes on conversion tracking
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Allga4 · 31gtm · 17ecommerce · 9attribution · 8debugging · 8google-ads · 8consent-mode-v2 · 7privacy · 7reporting · 6tracking-quality · 64 posts tagged gdpr. Show all
- 3 min read
Why your Custom HTML pixels ignore consent, and how to gate them
Native GTM tag templates get Consent Mode handling built in. A pixel pasted into a Custom HTML tag gets none of it, and fires for visitors who said no. The audit corpus shows this fails on nearly every container that has one.
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- 5 min read
Consent Mode v2 for Google Ads: what breaks without it
Since 2024, Google Ads needs Consent Mode v2 signals to use EU data for remarketing and measurement. Without them, your EU audiences shrink and conversions go unattributed.
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- 5 min read
Basic vs Advanced Consent Mode: which one you actually want
Consent Mode v2 comes in two flavours — Basic and Advanced — and the choice materially changes how much data you recover from users who decline. Most guides skip the trade-off. Here it is.
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- 6 min read
Consent Mode v2 on Shopify: what actually works in 2026
Most Shopify sites we audit fail Consent Mode v2. The configuration is fiddly, the consent banner apps disagree about which TCF signal to send, and the docs hide the part that matters. Here's the path that actually works.
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