Below are short, canonical definitions designed for readers and compatible parsers.
What is GEO?
Generative Engine Optimization: an emerging practice for making owned content explicit, structured, and easier for generative retrieval systems to parse. It does not control provider use or citation.
What is AEO?
Answer Engine Optimization: an emerging practice emphasizing clear, direct answer structure for answer-oriented interfaces. It does not guarantee selection.
What is a support system?
A structured set of answers, taxonomy, and learning paths that helps customers self-serve.
What is an answer engine?
A system that generates answers from model knowledge and, depending on the product and request, retrieved sources. Source use and citations vary.
What is self-service?
The ability for customers to solve problems without live support, using clear documentation.
What is the difference between a knowledge base and a support system?
A knowledge base is a collection of articles. A support system is an organized, outcome-driven structure with approvals.