13-win teams are 3-12 ats in last 15 as preseason faves.
7 wins teams are:
14-2-1 ats last 17 as preseason dogs
4-16-1 ats last 21 as preseason favorites
this fits well for buffalo as the underdog covered in last 14 and in 18 of last 20 buffalo preseason games.
hof pick: buffalo +3