In sports betting, the line is the point spread set by oddsmakers to balance the action between two teams. When there is heavy betting on one side, bookmakers may choose to move the line to encourage bettors to place wagers on the opposing side. This adjustment helps mitigate their risk and ensure a more balanced book. For example, if a football game initially has a spread of -3 for Team A, and a significant amount of money comes in on Team A, the bookmaker might move the line to -4 or -5. This movement aims to draw more bets on Team B, thus balancing the action.
Move the Line Example
For example, if the New England Patriots are favored by 7 points against the Miami Dolphins, and a large number of bets are placed on the Patriots, the sportsbook might move the line to Patriots -8 to entice more bettors to wager on the Dolphins.