I think back I wonder how many damn deer I scared blowing on a damn grunt call or rattling antlers here in MI. I used to use scents and all that crap. Then I read a few books(John Eberhart)and became friends with Joe Brooks and the rest is history.
It really not that hard, it requires 1 very important step. This step is more important than anything or gimmick IMO
Patients

To me that is the best attractant, and I paid a price to learn that