After reading Part I and II of this series, you may still have questions as to why the high notes are not your friends and for that reason I will continue with the more traditional answers to this popular dilemma. It could be possible that you are not playing your instrument correctly and I will list some areas where you should check to make sure that everything is working as it should to reach the higher register. Here are some issues with links to some information that you might find helpful- Mouthpiece placement Finding the Correct Mouthpiece Placement Trumpet Mouthpiece…