This plugin allow author to add Schema.org markup options for product reviews.
You can add a reviewed product to any blog post and this plugin will display stars at the bottom of said post. Option is provided to hide the ratings from readers. Adding this Schema.org markup will show your rating, author name and price in the Google result and better your search ranking in general. Adding product review markups help you to get more click thorugh rate and better visibility in Google search engine. This plugin is written by Rajesh Namase, the founder of TechLila.
According to Google, rich snippets "extract and show more useful information from web pages than the preview text that you are used to seeing." Significantly, Google is using structured data open standards such as microformats, RDFa, schema.org to power the rich snippets feature. Google is is inviting publishers to mark up their HTML. Webmasters can find more detailed information about Google's rich snippets - Products review here.
Once you install this plugin, and publish your first product review, you can use Google's Rich Snippets Testing Tool to check your markup and make sure that Google can extract the structured data from your product review post. This tool will display a preview of how your product review might appear in Google search results.
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