Don't wait to train your singing, get started now. Stop procrastinating. Too often students want to wait until they have completed the course, read the book and feel the understand everything before actually starting with the physical training. DON'T DO THIS! It can quickly become a subconscious excuse for procrastinating. As you take the course and read the book, you also need to learn via kinesthetics, or learn by doing it, feeling it, hearing it and more.