Blog
A knowledge base on web development, SEO, GEO and growth. Concrete tactics, honest opinions, no recycled advice.
How ChatGPT chooses its sources, and why your brand isn't there yet
Generative AI doesn't pick random sources. There's a surprisingly predictable system behind it, with three main components: factual authority, structural clarity and repetition in training data. In this article I break down all three and give five actions per component you can take today.
Read articleBuilding a website with AI: what you have to sort out yourself afterwards
Nine AI site builders compared on what they actually handle for visibility, plus the four things you need to check after building.
Read articleTechnical SEO in 2026: the foundation Google and AI search engines need
Crawling, indexing, canonicals, status codes, Core Web Vitals and schema, with the Google documentation behind every point.
Read articleOutsourcing SEO: what it costs, what you get and what to watch out for
27 published prices from nine Dutch providers, the warning signs Google lists, and the calculation that makes every proposal comparable.
Read articleWhat a website costs in 2026: I counted 36 prices in the Dutch market
I counted 36 published prices from 18 providers in the Dutch market: simple sites, custom builds, webshops, plus the costs nobody mentions.
Read articleMeasuring AI traffic in GA4: what the AI Assistant channel does and does not show
GA4 has had an AI Assistant channel since May 2026, and it excludes AI Overviews and AI Mode. How to measure AI traffic without double counting.
Read articleHow Perplexity reads your site, and what that means for structure
PerplexityBot does not render JavaScript. What that means for your HTML, your structure and your chance of being cited.
Read articleWhy GEO doesn't replace SEO, it complements it
A sober case for running both disciplines side by side, and why AI search runs on classic search.
Read articleSchema markup for AI Overviews: the actual rules
Which types work, which don't, and how Google AI Overviews interpret schema in practice.
Read articleMeasuring citations in ChatGPT: a methodology
A repeatable method to measure your citation share in AI answers, without expensive tools.
Read articleCore Web Vitals in 2026: what changed with INP
FID is gone, INP is the new standard. What you need to know and which fixes deliver the most.
Read articlellms.txt explained: what it is and how to set it up
The file that tells AI crawlers which content they may use. A practical guide with a working example.
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