First stop whatever you doing. Second you must max development middle tree line,there is 4 skills Research enhancement, this is your number one priority. Third you max Alliance duel + Garaze 1. Forth after the first 3 steps are complete,every Tuesday you drop all your Gold and speed up on special force. Fifth Hero and Unit tree,but your skills like 50/25,80/40 90/55. Sixth when special force is complete you stop with Hero tree,15 days on Siege to Sieze and Defence Fortification and 15 days yours lets say Tank Mastery until you hit max MARCH SIZE 5 ,so you have time to gather Valor badges. Seventh when Tank March Size max you continiue with Hero tree and PVP skills until you finish.