I was taught, by Bill Belichick, at a very early age that scouting begins on Sunday. You need to know your football team. The only way you get to know your football team is you’ve got to be able to watch them at practice, I watch the practice tape, so that’s why I do that.
https://www.patspropaganda.com/i-was-taught-by-bill-belichick-at-a-very-early/