a auto woodcutter and scar help :D

ok i dont know how to use scar plz tell how step by step plz

and any 1 got a e z 1 that any1 could understad forr a auto woodcutter
i want a willow one or something plz ill take draynor and if u tell me scar also put in how to use it i cant use it lol and i dont know were to download it or anything im not new jsut never put alot of effort into it so plz help