<http://schema.org/about>
"After a month of using the PaperKarma app, I\u2019m happy to report that it worked as advertised. All of the junk mail that I submitted stopped. I simply took a ph"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/money/sustainable-business-practices/blogs/stop-junk-mail-with-paperkarma-the-follow-up>