Org microdata or Open Graph markup. Exclusively, the peak have to be at least 120px, and if the width is less than 100px, then the factor ratio has to be no bigger than 3.0.” Warning: If your site violates one or more of these guidelines, then Google may well consider https://mysocialport.com/story4086546/new-step-by-step-map-for-rich-snippets-vs-schema-markup