Part of SEO is making sure you have the proper Schema Markup on your website so the search engines (Google, Bing, Yandex, and Yahoo) can understand your site content and provide the best search results possible.

Schema is for the search engine technologies and not directly for humans to read (although people will benefit from the information).

Adding Schema markup to your website improves the way your page displays in SERPs by possibly enhancing the rich snippets that are displayed beneath the page title.

Schema Markup to your site