find the deputy of the Eskrima school
ask deputy eskrima
ask deputy training
wield stick
ask deputy training
you'll have to kill four opponents, waiting 1 mud day in between each. your four opponents are: neophyte, apprentice, veteran, <a href="/mobs/details.html?id=789">master</a>. once all four are dead, wait 1 mud day, ask deputy training.
note: if you're quick, you can remove the training stick and wear your normal weapon for the fight. do this right as the deputy pushes you into the Training Grounds.