MLB Matches

[sportsbetting101]

• Tuesday, 31 May 3:00 AM at Washington Win Line Total
  Philadelphia Phillies (R. Halladay) 1.53 -1.5 @ 1.90 Ovr 6.5 @ 1.74
  Washington Nationals (L. Hernandez) 2.55 +1.5 @ 1.90 Und 6.5 @ 2.09

 

[skyhawk77]

i usually add the Yankees and the red sox to my multiple and they don't disappoint. but i dont know know anything about baseball. please explain a bit like

1) when is best to bet on a particular team
2) home advantge/ away advantage
3)over and under.

the next games are these
http://sports.yahoo.com/mlb/scoreboard?d=2011-07-27

which ones do you think will win and why. thanks in advance