Most people read the Word of God and believe the Word of God, but they do not have working knowledge of the Word of God. You have to get understanding of the Word. You can never make a successful decision on anything wen you have alack of knowledge. You are only going to believe God to the extent that you know God. People have understanding of the Word, but not always do they know how to comprehend the Word. Comprehension means working knowledge. You need to know how to take the promise off the promise page and apply it in your life.