This includes items and quests that can no longer be obtained or are now deprecated.
The in-game information in this article is kept purely for historical purposes.
Fast Track
Experience gained from killing monsters and completing quests increased by 5/10%.
Fast Track was a guild perk that increases the amount of experience gained during leveling. Rank 1 is available at guild level 2, while rank 2 is available at guild level 6.
Patch 6.0.2 (2014-10-14): Removed. 
Patch 4.0.3a (2010-11-23): Added. 