That half point can kill you! 
Shopping for lines can be the difference on showing profits or losses for the season. Lines are so important . How many times have you won , push or loss on a ½ point. I can count so many times a ½ point has determine the outcome of winning or losing a game.

Lines should be consider a major key in sports wagering. I assure you, the books know how important a change of line is on a game.

Shop around and have at least three lines available. If you live in Las Vegas this would not be a problem. Their are many good offshore books available for lines. Before you use offshore account check out their creditability and make sure they are reputable before using their services.