When you mount the whisker be sure to leave enough space for the feathers to clear the shelf. You will want the cock feather out to the side. Temporariiy set the biscuit to line up square with the string and the knock set about a half inch above square.
Knock set position and lateral position of the whisker will depend on how you release. They will have to be adjusted to you.
Everyone has different ideas about trophy pictures. Looks around and you will see "long armers," "set behinders," "big cheesers," and "blood covered brutes." I have a few tips to keep your trophy pictures from being laughers or worse yet just plain gross.
#1 Clean it up. Try to avoid bullet holes, gut pile, mass amounts of blood, and the tongue sticking out. You don't want your big buck to look like a angry 1st grader with his tongue out or a MMA fighter during the 3 round.
#2 Long arming...