jesus, this is an exploit as old as zg itself, and im surprised because it was fixed in a previous patch... who knew blizzard would botch it when it no longer mattered.
Seems nice, but ain't it easier to just farm the instance getting 1-5 Rep each mob, 75 for the green coins and around 100 for the blue ones, which gives you tokens for even 50 more rep? :P Not quite sure, but I'm way off exalted with these..