Well , why don't we try just investing small amounts in him.
Maybe we can catch him red-handed and force him to quit , before we go bankrupt

Trusting people without history, and without reputation with anything you want to call an "investment" is about as far from actual investment as you can come.
jambola2 realises that he is talking to BingoBoingo. He goes into coinchat talking mode.I am willing to invest 0.03 BTC.
I will send it to you , and will expect 0.0375 within 48 hours.
Either - 7.5 mbtc profit , or one less scammer on the forums ( win - win )
Tell me your bitcoin address now.
He has neither replied to or confirmed my post in any hours.
MrGambler , have you already run away with my BTC ?
I was asleep. You have also not sent me a cent.
Please provide the blockchain address of the transaction or you are lying
Thank you.
Around 11 hours have passed.