<http://schema.org/image>
<http://rack.2.mshcdn.com/media/ZgkyMDEyLzEyLzA0LzFhLzhzaW1wbGV3YXlzLmJmYy5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/2d917b5d/7e7/8-simple-ways-to-improve-your-youtube-channel-501ecffedf.jpg>
<http://mashable.com/2011/03/11/improve-youtube-channel/>