If you need a deep drop back game, or looking for a staple for those 3 and medium – long calls, then this would be the deal for you. The next installation manual in the Open Grass Series, dives deep into the Sail and Cross Concept. This book features pages of details on route running, progression, slow and fast process for the quarterback, and how we have adapted quick game concepts into our drop back that has been a game changer. This also goes with an clinic video that will guide you with film cut-ups, and diagrams. Don’t miss out on some of the hidden advantages in our offense, that we take advantage of.