Mail order brides scam, international marriage scam, Russian women scam - let's fight it!

i met her on date me free,she sounded genuine and real, i was quite cautious,we arranged to meet, i would come from Spain to Helsinki for a month,first she needed money for learning spanish language,about 900euro's,then she wanted me to send by western union 2000euro for her airfare,clothes and a train ticket..i said no,she then asked if maybe it was better to meet in barcelona and she would come to me,i needed to send to her 1,900euro and she would be waiting for me at the airport, i decide no, i want to come to Helinki, I stupidly sent her the 2000euro an I travelled to Helinki,3 days passed and no sign of her, I sent email after email,but she don't answer an now her emails are bouncing, i rang to her number but she didnt wanna speak, i ask for her,she answered but then a guy say in bad english i better go or he will come to barcelona as he has my address and smash me up. i want to warn other men out there of this group of dangerous scammers,she ork ih a group of people,very experience at it,she is a criminal so BEWARE!!