The purpose and significance of this book is to help the believer to build a stronger and more effective prayer life. Prayer is most important, because it is God's way of communicating and partnering with mankind. In Luke 11:1, the disciples asked Jesus to teach them how to pray. That was the only thing that the disciples asked Jesus to teach them. They could have asked Jesus to teach them how to cast out demons or how to walk on water. Instead, they...