Playbooks

Mtn Z Spot is a Spot concept run out of Singleback Doubles 11 personnel, with a jet motion tag across the formation before the snap. On the trips side, the outside receiver runs a corner route, the slot runs a quick hitch/settle at the sticks, and the motion man releases into a flat route underneath, forming the classic Spot triangle of high-low-flat. Backside, the single receiver runs a deep vertical clearout while the other backside route breaks flat away to hold defenders, making this a zone beater designed to attack Cover 3 and other zone shells with the corner-hitch-flat triangle, with the primary read progression going corner to hitch to flat.
Pre-snap, check safety depth and corner alignment on the trips side, since a single high safety with corners playing off suggests Cover 3 which this play is designed to exploit Watch for a defender shadowing the motion man across the formation, since that confirms man coverage and should shift the quarterback's eyes to the backside vertical clearout Post-snap, key the underneath zone defender responsible for the hook or curl area, since his reaction to the hitch route determines whether the quarterback should throw the flat or attack the settle route behind him This play is vulnerable to a user-controlled defender sitting in the shallow flat or hook zone with lurk awareness, since he can jump the flat throw or the hitch route if the quarterback is predictable Cover 2 and Cover 4 shells with disciplined underneath defenders can shut this down by squeezing the spot triangle, so look for two deep safeties and aggressive linebacker zone drops as a sign to check to a different concept
Use the pre-snap motion to identify man versus zone before the ball is snapped, since a defender running with the motion man across the formation confirms man coverage and should shift your read to the backside vertical clearout route
Against Cover 3 and Cover 4 shells, work the spot concept triangle from corner to hitch to flat and let the underneath zone defender declare before deciding between the hitch and the flat throw
This play pairs well with Z Spot and Curl Flats in the same set since all three attack similar underneath zone landmarks, so alternate between them to keep linebackers and safeties guessing on their zone drops
Call this on early down and medium distance situations where you expect zone drops, since the spot concept punishes defenders who sit in their assigned zones instead of matching routes
If the defense shows heavy blitz pre-snap, hot route the flat route to a quick option or check it down immediately since the spot concept needs time to develop through its progression