This is a collection of all references:
http://features.cgsociety.org/story.php?story_id=1564
http://www.wisegeek.com/how-do-i-break-into-the-animation-industry.htm
http://customer-support-software.org/knowledge-base-software/how-to-get-a-job-in-computer-animation/
http://www.natcoll.ac.nz/blog/showreel-tips-animation-jobs/
http://www.computerarts.co.uk/in_depth/features/showreels..._a_dummys_guide
http://www.floobynooby.com/ONLINE_DEMO.pdf
http://animation.about.com/od/careertips/a/freelanceprocon_3.htm
http://www.wisegeek.com/how-do-i-get-started-with-freelance-animation.htm
http://animation.about.com/od/careertips/a/freelancebalanc.htm
http://www.career-evolution.net/freelance-animator-interview.php