Alex Ignatenko - 350+
Posts on Marketing Analytics
FOR FREE
Almost every day I publish a post about marketing analytics, BigQuery, GA4, GTM, and other aspects of working with data. To ensure it doesn't get lost, I've compiled 350+ posts into one library, complete with links to them. Below, you can quickly find the post you're looking for, read it, or save it. Reposts are always welcome.

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What’s Inside
The library covers 6 categories — from hands-on SQL and tracking setup to metric design and industry thinking. All posts are practical, written from real project experience.

BigQuery — SQL for marketing analytics: window functions, MERGE, cost optimization, session tables, attribution models.

GA4 — GA4 internals: data discrepancies, session timeouts, conversion rate pitfalls, traffic sources, attribution trust.

GTM & Tracking — Data collection: server-side GTM, consent mode, cookie banners, gclid, iOS/Safari limits.

Metrics — Metric design: CLV, churn, retention, conversion rates, cross-platform discrepancies, philosophy of measurement.

Books & Videos — Recommended reads and videos on analytics and data thinking, with personal commentary.

Other — AI, product thinking, industry observations.
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Author
Alex Ignatenko
Founder, Analytics Leader @ add-2-cart.online
With over ten years of experience in product and marketing analytics, Alex help ecommerce companies earn more from each attracted user through a deep approach to traffic analysis and redistribution of the marketing budget. His mission is to enable data-driven decision making and effective experimentation for online businesses
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