Usually, if your team wins by 1 you get a small win instead of a push while if they win by 2 or more you get a better return.
Today NYY: ML -240; -1 -184; -1.5 -120
$184 at -1$120 ML+ $60 -1.5 Result
-$184 -$180 Loss
$0 +$40 Win by 1
+$100 +$150 Win by 2 or more
Sorry about format