These “systems” may provide you some excellent  betting ideas this season.   They agree with the principal that “Parity” in the NFL can be exploited by astute bettors. Most of the public and sportswriters “overreact” to recent performance.  By definition, “recent performance” is only a small sample.  Even sadder is all the experts and pundits making bold predictions in the off season when NO football is even being played! If you do “Big Data” computer analysis, you will discover that there are many things about predicting the NFL which are systematic but not always intuitive.