Mountain Bike Trail Riding Tips & Tricks
http://www.youtube.com/watch?v=K2wRSMJacQM
Mountain Bike Riding Tips and Techniques
http://mountainbike.about.com/od/tipsandtechniques/Mountain_Bike_Riding_Tips_and_Techniques.htm
Mountain Bike Cycling Performance Tips
http://www.cptips.com/mtnbike.htm