You're probably thinking: Wouldn't football coaches be better off telling their teams stories of famous winning football teams? (inc.com)
Winning football teams keep trying new adjustments until they find what works. (startawildfire.com)
To get the financial aspect out of the way, football generates more income than any other sport, and winning football teams generate more income than losing ones — so investing in the coaching staff can deliver a solid return on investment. (sportstarsmag.com)