Jumping in too early on NFL lines can cost you. I’ve seen a game open at -3 and...

https://www.kilobookmarks.win/early-nfl-odds-often-start-out-shaky-lines-can-swing-from-3-to-4-5-or

Jumping in too early on NFL lines can cost you. I’ve seen a game open at -3 and close at -4.5, meaning you lost extra value by betting the opener