Sites like Hickey's Music or Sheet Music Plus frequently carry physical copies or digital excerpts.

: Encourages players to move more lip tissue into and out of the mouthpiece to improve range and flexibility. Double Pedal Tones

: Designed as a self-study guide, the book includes a CD featuring Smiley’s students (aged 12–17) performing the exercises to demonstrate that the method works for non-professionals. Critiques and Reception

Unlike traditional methods that often teach a fixed lip setting, BE focuses on developing extreme flexibility between two opposing lip positions: The Balanced Embouchure The "Roll-Out" (The "Frown"):