--- title: "GEO Articles - Generative Engine Optimization Tips" description: "Browse Justin Hà's GEO articles covering AI visibility strategy, prompt optimization, entity building, and brand citations across ChatGPT, Perplexity & Gemini." url: "https://justinha.info.vn/category/geo/page/2/" --- Category # *GEO* All articles in the *GEO* category. 13 articles [![What Is a SEO Log File? Guide for AI Bots & GEO (2026)](https://justinha.info.vn/wp-content/uploads/2026/03/what-is-seo-log-file-768x432.jpg)](https://justinha.info.vn/geo/what-is-seo-log-file/) [GEO](https://justinha.info.vn/category/geo/) ## [What Is a SEO Log File? Guide for AI Bots & GEO (2026)](https://justinha.info.vn/geo/what-is-seo-log-file/) If you manage a website, your server is quietly recording every single visit from real users and from bots. Those records are… [Justin Hà](https://justinha.info.vn/about/) · Mar 28, 2026 · 12 min read [Read](https://justinha.info.vn/geo/what-is-seo-log-file/) [![What Is LLMs.txt, LLMs-full.txt?](https://justinha.info.vn/wp-content/uploads/2026/02/llmstxt-llmsfulltxt-catstxt-768x429.jpg)](https://justinha.info.vn/geo/what-is-llms-txt-llms-full-txt-cats-txt/) [GEO](https://justinha.info.vn/category/geo/) ## [What Is LLMs.txt, LLMs-full.txt?](https://justinha.info.vn/geo/what-is-llms-txt-llms-full-txt-cats-txt/) These two files are a direct communication line to AI systems. They tell ChatGPT, Perplexity, Google AI Overviews, and Gemini exactly how… [Justin Hà](https://justinha.info.vn/about/) · Feb 25, 2026 · 10 min read [Read](https://justinha.info.vn/geo/what-is-llms-txt-llms-full-txt-cats-txt/) [![What Is GEO (Generative Engine Optimization) and Why Your Business Can’t Afford to Ignore It](https://justinha.info.vn/wp-content/uploads/2026/02/geo-service-768x768.jpg)](https://justinha.info.vn/geo/what-is-generative-engine-optimization/) [GEO](https://justinha.info.vn/category/geo/) ## [What Is GEO (Generative Engine Optimization) and Why Your Business Can’t Afford to Ignore It](https://justinha.info.vn/geo/what-is-generative-engine-optimization/) Generative Engine Optimization (GEO) is the practice of structuring digital content and online presence so that AI-powered search platforms, such as ChatGPT,… [Justin Hà](https://justinha.info.vn/about/) · Feb 24, 2026 · 9 min read [Read](https://justinha.info.vn/geo/what-is-generative-engine-optimization/) ## Posts pagination [← Earlier](https://justinha.info.vn/category/geo/) [1](https://justinha.info.vn/category/geo/) 2