(1) This is not a "Vegas" line. No reputable casino - domestic or offshore - has posted a line for this game.
(2) The USU -2 spread was made by a guy named Jim Howell, whose picture is below:
(3) Howell keeps a good database of historical scores, but no one - literally, no one - respects him as a handicapper.
(4) Moreover, Howell does not hold himself out as a handicapper.
(5) Howell tries to use recent historical performance to determine future scores.
(6) Howell's method leads to some odd results, including having South Carolina ranked 5th in his 2014 pre-season poll.
2014 NCAA Division IA Football Power Ratings
(7) Based on name recognition and home-field advantage alone, Tennessee will be at least a 3.5 point favorite, and likely a 7.5-10 point favorite.