Website using the £ symbol on their website - meaning it may accept payment in this British currency.
Shareaholic is an all-in-one content amplification and monetization platform, that includes related content recommendations, promoted content, social sharing and more
Identifies administrators for a page which will be able publish data to your wall if you like any content within this page.
Google+ platform websites integration using the Google+ platform tag.
Let visitors recommend your content on Google Search and share it on Google+.
Open graph description entity tag