Home » BBC News - Technology » technology news » Airbnb challenges San Francisco over rental law Airbnb challenges San Francisco over rental law Unknown 3:55 AM BBC News - Technology technology news Airbnb is challenging the San Francisco city authorities on its plans to fine the website for unregistered hosts. from BBC News - Technology http://ift.tt/290Wd0p Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati