Early NFL odds often start out shaky—lines can swing from -3 to -4.5 or...

https://varimail.com/articles/how-do-i-stop-treating-every-new-stat-like-gospel-in-september/

Early NFL odds often start out shaky—lines can swing from -3 to -4.5 or moneylines from +155 to +135 as info firms up. Rushing to bet early can cost you value