Four offensive players need to line up at stake of scrimmage. 3 defensive players need to be down linemen (in A 3 of 4-issue stance). 1 linebacker could blitz on both aspect of the center. Defensive linemen need to line up no wider than shoulder to shoulder ("shading") within the https://gunnerrdhga.review-blogger.com/52289752/what-does-indoor-football-mean