Many golfers can not get into a proper set up position and posture because their hamstrings are too tight to allow the straightening of the back, so before you tee off or practice work on stretching out your hamstrings so that you can work the golf swing properly around a straight back
Take your kids out to play early and learn late in the da,y and teach them in small periods of time, so they enjoy and learn the fun of the golf course
In the reverse pivot your weight is moving in the opposite direction as the club which causes a tremendous loss of power and usually weak shots off to the right