When Zillow was founded back in 2004, it was intended to revolutionise the real estate industry. Frustrated with his home buying experience, Microsoft executive Rich Barton hoped to improve the process through online home value estimates and accessible listings. His solution was to launch a modern real estate website. Barton was no stranger to shifting industries online – along with Lloyd Frink, Spencer Rascoff, David Beitel and Kristin Acker, he already had the successful launch of Expedia...