Field notes on conversion tracking
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Allga4 · 31gtm · 17ecommerce · 9attribution · 8debugging · 8google-ads · 8consent-mode-v2 · 7privacy · 7reporting · 6tracking-quality · 67 posts tagged privacy. 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
Cookie consent platforms compared: Cookiebot, OneTrust, Osano, Klaro
The CMP you choose decides how painful Consent Mode v2 is to wire up. A practical comparison for teams that just need consent done right without enterprise overhead.
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- 5 min read
How to actually verify Google Consent Mode is working
Installing a consent banner is not the same as Consent Mode working. Here is how to confirm the gtag consent signals are firing in the right order — before, not after, your tags.
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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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- 5 min read
Keeping PII out of GA4 (Google can delete your data if you don't)
Sending personally identifiable information to GA4 isn't just a privacy problem — it's a Terms of Service violation, and Google reserves the right to delete the offending data or your whole property. Most PII leaks are accidental.
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- 5 min read
Google Ads Enhanced Conversions, explained (and how not to leak PII doing it)
Enhanced Conversions recover attribution lost to ad blockers and iOS by sending hashed first-party data with each conversion. Done right it lifts match rates; done wrong it leaks plaintext email into your tags. Here is the safe path.
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- 5 min read
The third-party cookie in 2026: where things actually landed
After years of "the cookie is dying," here is the honest 2026 status — what still works, what broke, and why first-party data plus server-side collection is the setup that survives regardless of which way the browsers jump.
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