The organization schema markup helps generate brand signals which can enhance your Knowledge Graph entry and website in the engine results pages ..
WebSite schema markup helps generate Sitelinks Search Box feature for brand SERPs and can help your site name to appear in search results.
The BreadcrumbList schema allows you to mark up the breadcrumbs on your site to generate breadcrumb rich snippets for your pages in SERPs...
Google displays rich snippets for YouTube videos, and this will help rich snippets to appear for your Web pages Google Video Search...
Required Properties The only required property is the name, and Google notes that rich snippets are currently shown for apps that include at least two of the following properties AggregateRating . AggregateRating .
Used together, the Product and Offer markups can help information to appear in SERPs, ation.
Note that Offer markup is required order for the price to appear Google SERPs...
you'll want to use AggregateRating schema. ( Note Google assumes that you use five-point scale, with 1 being the worst and 5 being the best.
you'll need to indicate the highest possible rating with the bestRating property ) These markups will help generate star rating rich snippets in SERPs..
NewsArticle or BlogPosting schemas are recommended ..
Read more