Thanks to Winona (and GDK/Shikumekitoku), we have another class change quest guide, path of the trooper:
http://lineage2.stratics.com/content/library/quests/index.php?id=15239
And if you're looking for the Path to the Warder quest guide, check out our news from yesterday:
http://boards.lineage2.com/showflat.php?Cat=0&Number=981823