...I try to keep the new panel as high as feasibly possible,to get "the most out of my wire" but not too high that the little ol'blue haired widow (with 19 cats,and 4 truckloads of unwashed laundry from 3 decades ago that block every perceivable inch of space in front o'the panel,and whose breath smells like Flinstones vitamins and swiss cheese),couldn't reach the Main.I splice (very neatly,and meticulously) in the panel when I have to..
Russ


.."if it ain't fixed,don't break it...call a Licensed Electrician"