YouTube is hands down the most popular video sharing service. It was founded in 2005 by former PayPal employees Steve Chen, Chad Hurley and Jawed Karim. Susan Wojcicki is the current CEO. In 2006, it was purchased by Google Corp. The site has over 1 billion active users each month. YouTube allows users to create their own channels and post videos on their interests. Users have posted anything from funny pet videos to their own originally created series YouTube does not allow pornographic content. Videos are free to view and supported by advertising. Individual users can also qualify for ad revenue after so many views of their video content. YouTube has a strict copyright policy. Unauthorized copyrighted material is removed. You can subscribe to channels to receive updates on the latest videos posted on that channel. On the homepage you can view the most recent featured videos or use their search engine. There is also a section on the homepage dedicated to music.