if you dont know my story i dont bow hunt yet and havent shot a bow in years since i was little and that was only with a tiny 9lb compund bow that i was lucky to hit a target with...but plan to start bow hunting this coming fall...i was thinking...when you shot down a hill your shots with a rifle hit high i think im not sure...but anyways do you climb a tree and resight in so you are set to hunt or do arrows hit the same from 25ft up in a tree and on ground?? say at 20yd shots if that matters...also...say you shoot 100gr broadheads and 100gr field points...you sight your bow dead on at various ranges with the field points...do you ahve to resight it in with the broadheads you want to hunt with??...what do you do sharpen them if you shoot them or what? i plan on using muzzys and see nthey have practice blades i think they are...will them work and fly where the hunting blades hit?? thanx alot im just getting prepared so im not an idiot and miss deer and dont know why....i want to be ready and take one shot and make it a good one...not like my friends that shoot 5+arrows a year and never get a deer to show for it...thanx alot..