<http://schema.org/description>
"PeerIndex, a service which measures influence and authority on the social web, has just announced a brand new service, PeerPerks, which aims to reward you for your social media influence ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/socialmedia/2012/02/27/peerperks-lets-brands-reward-influential-social-media-users-with-freebies/>