Website using the £ symbol on their website - meaning it may accept payment in this British currency.
Google+ platform websites integration using the Google+ platform tag.
Let visitors recommend your content on Google Search and share it on Google+.
This site uses the viewport meta tag which means the content may be optimized for mobile content.
Open graph description entity tag
The average rating based on multiple ratings or reviews.
A scheme.org entity that represents a person (alive, dead, undead, or fictional).
By adding rel="home" to a hyperlink, a page indicates that the destination of that hyperlink is the homepage of the site in which the current page appears.