The Singer Bible is a vocal instruction book covering the basics for good vocal production. It covers breathing, voice production, vocal problems and basic music theory. It is a great tool for anyone interested in learning the mechanics of proper vocal technique, whether you are a current professional singer or a beginner this book is a great guide that is easy to understand and includes vocal exercises to strengthen your voice, increase your range, warm-up your voice and work on your vibrato. This book also teaches you how to care for your voice so you don't damage your fragile amazing instrument.