Playbooks

Divide Special is a four verts variant out of Shotgun Trips Slots Close that stresses the deep middle and both sidelines at once. The two outside receivers run straight go routes up the numbers, the inside slot from the trips side runs a seam that bends into a vertical stem, and the tight end or third trips receiver runs a quick in that stays underneath as a check down against a hot blitz. This is a zone beater built to split Cover 2 safeties and stretch Cover 3 corners vertically, with the primary read starting on the seam route working to the middle of the field before flipping outside to the go routes based on safety rotation.
Watch pre-snap safety depth and width, since two safeties splitting deep signals Cover 2 or Cover 4 and tells you the seam window will be tighter but still exploitable early. Key the boundary corner alignment on the single receiver side, since a soft press shell there often means Cover 3 and opens the outside go route for a deep shot. Read the middle linebacker or nickel drop post-snap to see if he sinks with the seam route or widens with the underneath in route, since that tells you which throwing lane is open. User lurk defenders sitting in the deep middle hole are the biggest threat to this concept, so if you see a defender sitting at ten to twelve yards in the middle of the field, abandon the seam and go to the boundary go route instead. Cover 0 and Cover 1 with man coverage on the outside receivers can shut down the go routes if the corners get a clean jam, so have your check down or hot route to the underneath in route ready against blitz-heavy man looks.
Pre-snap, identify if the defense is showing two deep safeties or a single high safety, since that dictates whether you attack the seam or work the outside go routes first.
Against Cover 2, throw the seam route on time before the safety can get over the top, since that route splits the deep half defenders.
Against Cover 3, work the field side go route since the corner has to defend the deep third alone with no safety help.
Use the underneath in route as your answer versus a hot blitz or when the defense shows Cover 0, since it gets the ball out fast before the go routes can develop.
Pair this play with Divide and Divide Swap in your play-calling sequence so the defense sees the same route stems out of trips slots close but has to guess whether the underneath route or the vertical shell will hit, keeping user defenders honest.