
Chapter 1
Decoding the secret language of football
Chapter 2
The architecture of X's and O's
Chapter 3
From headset to huddle
Chapter 4
The chess match before the snap
YOUR GOAL
Master of Inside the NFL playbook
Ch 4 · The chess match before the snap

dave An audible is a verbal code shouted at the line of scrimmage to switch to a backup play.

BETA
dave Discover how NFL plays are designed, called, and adjusted at the line of scrimmage during the high-stakes pre-snap chess match.
Fun Fact
Omaha call: Peyton Manning's famous 'Omaha' audible simply meant the play clock was running low and the ball was about to be snapped.
Glossary
audible (noun)
A play called by a quarterback at the line of scrimmage to change the original play. Peyton Manning famously shouted Omaha at the line of scrimmage to alter plays during the 2013 season.
A play called by a quarterback at the line of scrimmage to change the original play. Peyton Manning famously shouted Omaha at the line of scrimmage to alter plays during the 2013 season.
Quiz
What penalty does the defense receive if a player jumps across the line of scrimmage before the snap?
Quiz
If a defender follows an offensive player who goes in 'motion' across the field, what coverage is the defense likely playing?
