Community manager Ornyx has recently taken to Battle.net to outline the action that Blizzard has been taking against accounts participating in real-money raid clears.
There is many issues that plague Blizzard games, such as botting, which is often called upon to be eradicated from the likes of World of Warcraft, Diablo III and others. In this instance, Blizzard are cracking down on a number of accounts that have either been “actively participating and/or advertising the sale of in-game raid or dungeon clears in exchange for real-world currency.”
Its worth noting that these violations of use are predominantly based on the use of real-world money being used to gain an advantage for achievements, PvP rating, obtaining items and more. The use of in-game gold however is fine, and the statement reassures players that they should participate in gold runs without worrying about negative action.
The community manager stated:
You can read the full statement over on Battle.net.