<http://schema.org/about>
"One of our favorite alternatives to hotels is Airbnb, a service that lets you rent out your extra bed to weary travelers to make a little extra cash and helps the traveler save money. It's a peer-based"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/new-car-share-service-lets-your-rent-your-wheels-for-extra-cash.html>