The Steamwheedle Preservation Society is locked in a rivalry with Harrison Jones and traditional archaeologists. They seek to "liberate relics from the ogres of Nagrand with the noble intention of selling them to the highest bidder."
Reputation is gained from a few quests in Nagrand during leveling and the Garrison campaign quests at the Broken Precipice.
The main way to gain rep is through RRQs that involve turning in ogre artifacts and rare elite items: