World Of Warcraft: (EU) Preventing spam in LFG

Aeus Tells us they have put in a hot fix to get rid of the spam in the LFG channel:

To prevent spamming, a fix has been implemented which will allow players to only chat in the LFG channel every 10 seconds.

Currently, the message you will receive is "You do not have permission to speak."

In a future patch this text will be updated to be more accurate.