Unfortunately iEra has developed a culture of scamming.
I don't believe even a trading system would entirely fix this, there'll always be scammers. As the staff always say, if you don't want to be scammed don't trade with people. It is a risk that you willingly take when you trade.

http://img820.imageshack.us/img820/2779/badtime.png (Unsupported image host)