Originally Posted by: ordepmanAre there any exercises that can improve my trills?
SlickString linked the only lesson I'm aware that is specifically aimed at only that technique.
These tutorials are not only focused on them, but make a lot of use of hammer-ons & pull-offs.
http://www.guitartricks.com/tutorial.php?input=843
http://www.guitartricks.com/tutorial.php?input=914
Have fun!
Christopher Schlegel
Guitar Tricks Instructor
Christopher Schlegel Lesson Directory