Short answer. Schema markup is code that labels the content of a page so search engines and AI assistants can read it reliably. A service business usually needs Organization or LocalBusiness, Service for each offering, FAQPage where questions appear, and BreadcrumbList.
- Four or five types cover most service sites
- Markup must match what visitors can see on the page
- Test it with the rich results and schema validators
What schema markup does
A web page is written for people. Schema markup adds a second layer written for software. It says, in a fixed vocabulary, "this is a business, this is its address, this is a service it offers, this is a question and its answer."
The vocabulary is schema.org, a shared project that Google, Microsoft and others support. The most common way to add it is JSON-LD, a block of structured text placed in the page that does not change how the page looks.
Markup does not guarantee a ranking or a citation. What it does is remove ambiguity. A search engine or assistant no longer has to guess whether a string of digits is a phone number or a price.
The types worth adding
You do not need dozens. For most service businesses, these are the useful ones.
Organization or LocalBusiness. Put it on every page or on the home page. Include the business name, address, phone, service area and links to your official profiles. Use LocalBusiness, or a more specific subtype, if customers visit or you serve a defined area.
Service. One per service page. Describe what the service is, who provides it and where it is available.
FAQPage. Use it on pages that really contain questions and answers written for visitors. Each question and its full answer must be on the page.
BreadcrumbList. It describes the path to a page, such as Home, Services, then the service name. It helps search engines understand how your site is organised.
Article. For blog posts, with the headline, author and dates. Only include what you actually publish.
Rules that keep it honest
Markup should describe the page, not decorate it.
- Match the visible content. If a question is in the markup, the same question and answer should be readable on the page.
- Do not invent reviews or ratings. Marking up star ratings you cannot support can lead to penalties, and it misleads customers.
- Keep details identical. The name, address and phone in the markup should be the same as on the page and in your listings.
- One source of truth. Generate markup from the same data that fills the page, so they cannot drift apart.
- Skip what does not apply. An unused type adds weight and risk with no benefit.
Google documents which types can change how your result looks, and some features, such as FAQ rich results, are limited to certain kinds of sites. Even when no visual change appears, clean markup still helps other systems read your pages.
Testing and maintenance
After adding markup, run each template through Google's Rich Results Test and the Schema Markup Validator. Fix errors first, then warnings that apply to you. Watch the enhancements reports in Search Console for problems that appear after a deploy.
Markup goes stale. When you change hours, add a service or move offices, update the markup in the same change. A simple habit is to include structured data in your content checklist so it is reviewed whenever a page is.
For a small site, a good result is modest: correct business details on every page, a Service block on each service page, and FAQ markup where it belongs.
Want to see what your site declares today? Run the free AEO check. If you would like us to add and test the markup, book a strategy call.