Early NFL lines often shift a full point or more, like a favorite opening at -3...

https://wiki-legion.win/index.php/How_Do_I_Convert_a_%2270%25_Chance_to_Win%22_Into_a_Betting_Decision%3F

Early NFL lines often shift a full point or more, like a favorite opening at -3 and closing at -4.5. Chasing these early numbers usually means losing value