When you add widgets to your site with Fera, Fera automatically adds in Schema.org, search engine optimized data to show your product ratings in search results like this:
How to Show Ratings in Google Search Results
All you have to do is make sure you've already got some product review widgets running on your site (which are added automatically if you used the quick start).
Fera automatically informs Google and other search engines about your ratings so you don't need to do anything.
Here's an example of how it might appear if you searched on google while using Fera:
How to Test Search Results
You can use the Google Rich Results test to know see how Google will see your ratings from Fera.
Just make sure to test a product page that actually has some product reviews. Products with 0 reviews won't show in Google search results.
Ratings not showing in Google search results?
Please see this troubleshooting guide to figure out why.