If you aren’t a webmaster or are not able to add microdata to your website, Google offers an easy solution: the Data Highlighter tool. With no coding knowledge and even without access to a control panel or hosting account, it is possible to have Google display rich snippets.
There’s no downside to using this. Get started today by going to Google Webmaster Tools, selecting the relevant website, then Search Appearance on the left, and finally Data Highlighter.
For more information on the subject, watch the video below: