" Little input." There, feel better?
On the serious side. Still early! Stay clean, go in quiet, stay quiet, leave quiet. Put some ' coon urine on soles to cut down your scent. Use it going in and coming out.
No better system for deer hunting than not to be there and not to have been there.

Many of us screw up the works by introducing all types of smells and sounds that are strange to the deer in the area.