The short answer
AI Overviews are the AI-written summaries Google places in some search results, with links to the web pages that support the answer. A homeowner who asks a long, specific question about a leaking water heater or a roof estimate may read that summary before any listing, so the pages it draws on matter to a home-service business.
What Google says about appearing
Google's Search Central guidance is plain: "There are no additional requirements to appear in AI Overviews or AI Mode." Pages need to be indexed and eligible to show a snippet, and the usual standards of helpful, people-first content apply.
Google also notes that AI Overviews "often don't trigger," because they are only shown when its systems decide they add to classic Search. Not every query produces one, and a service search with a clear local intent may lean on the map results instead.
How they find supporting pages
Google describes a "query fan-out" technique, issuing multiple related searches across subtopics and data sources to build a response. For example, a question about replacing a water heater can pull from pages about cost factors, sizing, and timing, not only from one page that matches the exact wording.
For an owner, that suits a website with a separate, clearly written page for each service, rather than one catch-all services page. Google also says there is no special schema.org structured data you need to add to appear, so the work is clear writing and a crawlable site.
Questions about AI Overviews
Do I need special markup to appear in AI Overviews?
- No. Google says there is no special schema.org structured data that you need to add, and no new machine readable files or AI text files are required. Structured data still helps search engines understand a business, but it is not a way to be included in AI Overviews.
Does every search show an AI Overview?
- No. Google says AI Overviews often don't trigger, because they appear only when its systems judge them additive to classic Search. Some local service searches still lead with map results and standard listings, so both surfaces need attention.