Why do Betting Lines Change?

We have already seen in previous articles like How do Sportsbooks Make Money on the Moneyline, that sportsbooks get their profit by taking an equal amount of bets on both teams…

How is the Betting Line Created?

Theoretically anybody can create a betting line. All you have to do is set a point spread, a moneyline and an over/under, and then attach odds to each of those betting types.