Early NFL lines often shift a whole point or more — like a spread moving from...

https://casinocrowd.com/is-it-dumb-to-bet-a-line-after-it-moves-from-3-to-4-5/

Early NFL lines often shift a whole point or more — like a spread moving from -3 to -4.5 — just hours after opening. That early info can mislead you if you jump in too fast