How to Adjust the derailleur?
Most shifting issues with your bike can be attributed to an out of adjustment derailleur. Some common issues include:
Skipping gears
Delayed gear changes
Extra noise
Chain falling off
Watch the following video for an in depth look into how to adjust your derailleur for optimal shifting. If you want more information you can read this write up from Park Tool here:
"Video Courtesy Park Tool on Youtube.com"