Statistics · Digital marketing · Google Ads & SEO
QuantumAdsLab is a project about how the laws of statistics actually apply to digital marketing, and especially to Google Ads and SEO. Not theory or recycled best practices, but probability, sampling and inference turned into decisions you can use on a real account.
Who writes here
I'm Nicolò Caiti. I manage real Google Ads accounts every day and work hands-on with SEO, from small catalogs to tens of thousands of products, and I treat every account as a place to test ideas, not apply templates. What I publish here is the statistical reasoning behind what actually worked.
What are sitelink extensions in Google Ads: how they work in the auction, what they change in the ad layout, and what emerges from real account experience managing Search campaigns.
Five areas, one goal: understand the system well enough to work with it instead of against it.
Search, Shopping, PMax, Display, YouTube and Demand Gen: everything you need to manage each campaign format effectively.
Google Ads · Search Ads · SearchSmart Bidding, scripts, automation rules and applied machine learning. The technical differentiator for serious Google Ads practitioners.
Tools · Core · AIAttribution, conversions, tracking and applied statistics. Getting measurement right is what separates profitable accounts from guesswork.
Tracking · Reporting · Performance MaxComputer vision, AI-generated images, video, and creative analysis tools. Build assets that actually perform.
Images · Creative-ai · FundamentalsAudience, targeting, account structure and competitive intelligence. The thinking layer behind every effective Google Ads account.
Keyword Cost · Bidding · Smart Bidding
Campaigns
Automated bidding spends your budget and then reports on itself. Why Performance Max ROAS, Smart Bidding conversions and self-reported results need an outside check — incrementality tests, geo holdouts and the P&L that doesn
Campaigns
Average CPC Google Ads Search from my live accounts: 2025/2026 benchmarks, google ads cpc vs cpm, how to set max CPC, and the alarm threshold I actually use.
Campaigns
The SaaS-to-Service-as-Software shift read through Google Ads search demand: why
