Here’s from an nfl friend
After a 0-3-1 ATS start in his first year with Seattle, Carroll has gone 25-11 (.694) ATS in the preseason since.
preseason, and is currently on a six-game ATS winning streak. Mike Zimmer Mike Zimmer is a no-nonsense guy, so it’s not a surprise his teams have gone harder than most ATS in the preseason, covering at a 73.9% clip.
Jon Gruden is an enthusiastic guy, and this seems to extend to the preseason, where he has been one of the most profitable coaches this side of Harbaugh: Since rejoining the Raiders in 2018, Gruden is 7-1 (.875) ATS in the preseason
Bill Belichick and Andy Reid — arguably the top two active head coaches in the NFL — shouldn’t inspire the same confidence in the preseason. Since 2004, the two coaches have combined to go 57-67-5 (.460) ATS when the games don’t count.
The Ravens are currently in the midst of a 17-game preseason winning streak. Best of all? Many of these games weren’t even a sweat, as the Ravens beat the spread by a whopping 6.18 points per game on average.
Under head coach John Harbaugh, the Ravens are 37-12 (.755) straight up in the preseason. The last time they lost a game? September 3, 2015.