Football 101: 4-Technique - Weekly Spiral

4-techniques are usually 3-4 defensive ends. They’re a little slimmer than 3-techs and work almost exclusively against tackles by alignment.

NFL 101: Introducing the Basic Red-Zone Route Combinations

How to Throw a Football in 6 Steps - Performance Lab of California

Eccolo LTD All Planners

One Gap and Two Gap Techniques

Brian Jenning's Tips on Long Snapping

Football 101: 1-Technique / Shade - Weekly Spiral

Coaching Football Kickers and Punters

Football 101: Cover 4

Secrets of a Great Spiral: The Grip and the Release - The New York

NFL 101: The Basics of the 4-3 Defensive Front