When in doubt, post on the official Customer Service Forums and review the current EULA and TOS.

CS Forum: http://forums.worldofwarcraft.com/bo...Id=11112&sid=1
EULA: http://www.worldofwarcraft.com/eula.html
TOS: http://www.worldofwarcraft.com/legal/termsofuse.html


Finally, tell your friends to link their official source or STFU.