The document provides steps for developing vibrato on string instruments: 1. Develop arm vibrato by moving the arm as if erasing a blackboard, with the palm facing inward for cellos and outward for violins and violas. 2. Practice the arm motion on the instrument while keeping the hand and arm loose. 3. Incorporate the bow while maintaining a loose arm and hand. Vibrato should begin and end on pitch.

1. Vibrato for Strings What you need to know to get started and how to work on developing a good vibrato