How do you arm vibrato?

1. Position your arm. Your arm should be relaxed and hanging by your side.

2. Pronate your forearm. This means that your palm should be facing down.

3. Rest your thumb on the top of the neck of the guitar. Your thumb should be approximately one inch above the nut.

4. Gently place your fingers on the strings. Your fingers should be curled in a relaxed position.

5. Start strumming the strings. Use a loose, relaxed motion.

6. As you strum, begin moving your arm up and down. Your arm should move in a slow, fluid motion.

7. Allow your fingers to follow your arm's movement. Your fingers should move up and down the strings in a smooth, continuous motion.

8. Continue str strumming and vibrating until you have achieved the desired sound.