cangroit need some help m8 please

the top half of the 5 gals are budding really nice the bottom half are starting to bud with lots of white hairs..
so wen i harvest the top half where exactly do i cut the plant..

do i try n cut the bud off with out cutting the branch or stems or do i jus chop her in half..
sorry for the all theese Qs its jus i dont want to mess it up bro..

im gonna harvest hopefull in 10 to 14 days so im trying to get all the imfo i can in advance so im prepared

all help appreciated guys thank u cheezey.........