This is what a break-even system looks like. It looked like a gold mine in the first 50 bets, but apparently there is no long term value on home favs.

206-189 (-0.03, 52.2%) | avg line: -142.1 / 128.3 | on / against: -$5,002 / +$2,855 | ROI: -8.7% / +6.8% |
245-140 (1.20, 63.6%) | avg line: -148.9 / 134.0 | on / against: +$4,969 / -$7,025 | ROI: +8.4% / -17.0% |