Early NFL lines often shift a full point or more—like a spread moving from -3...

https://front-wiki.win/index.php/Is_It_Normal_to_Be_Wrong_About_Half_My_August_NFL_Takes%3F

Early NFL lines often shift a full point or more—like a spread moving from -3 to -4.5—showing how initial odds can mislead. Jumping on those early numbers means paying up too much