I don't know how many times scammers were the topic here already. In every section where it is / has been a problem you see a sticky on the main section, warning people about possible scammers. And then there is this thread on the front desk too:
http://forum.ragezone.com/f71/warnin...sages-1106622/
At some point the options we have against scammers are exhausted. We can't go and ban everyone out of a suspicion. We need proof provided by the victims. And even then it's theoretically not our business what people do outside of RZ. We step in the most cases nonetheless.
I would highly recommend to the people being scammed: