<http://schema.org/url>
<http://www.businessweek.com/articles/2013-01-24/crowdfunding-for-real-estate-buy-a-slice-of-a-skyscraper>
<http://www.bloomberg.com/bw/articles/2013-01-24/crowdfunding-for-real-estate-buy-a-slice-of-a-skyscraper>