According to the Google guidelines, if review snippet is for a local business 1. Ratings must be sourced directly from users. 2. Sites must collect ratings information directly from users and not from other sites.
Schema support option has been recently added to Premium Facebook, Google and Yelp Reviews widgets. Enabling schema support option adds review fields in the schema of the web page. So whenever a user searches for a relevant place, organization or service, Google considers this input while showing the results. As a result, positive reviews helps your site climbing up in the search results.
There are three schema types you can add through the widget:
- Place: If you’re working on a place like a station, bridge, etc. Place schema type is what you need.
- Organization: If your business is an organization.
- Service: For companies that based on offering services.
In each type of schema, the attributes are added: