I want to exchange paypal $73 for your 0.3BTC! I can send first if you have high reputation here! For Others, I ask you to go first! If you are not interested or want to charge higher fee, do not bother to ask! Thanks
That's quite a rogues gallery you've got on your trust list - of people who don't pay you back - You don't seem to have started any scam accusations against any of these people and if this
https://bitcointalk.org/index.php?topic=952501.msg10429815#msg10429815 is anything to go by
Not require collateral! I trust you!
It's little wonder you keep getting ripped off.