: Deployed for kicking situations, such as kickoffs , punts , and field goal attempts. Major Leagues and Structures
: The team with the ball (offense) has four chances, known as downs , to advance the ball at least 10 yards. If successful, they earn a "first down" and another set of four downs to continue their drive.
: The team without the ball tries to stop the offense's advance by tackling the ball carrier, intercepting passes, or forcing fumbles to gain possession. Player Units and Positions