Unfortunately, the Internet has opened up a whole new kind of scammer. The guy you meet through facebook or on a dating site who seems to be Mr. Perfect can be a scammer using your good intentions against you. If you have been communication with anyone who promises you to be your dream man, only to be "caught in a bind" and need money to come see you. Check the links below before you decide to hand over your hard earned cash.
To see where an email is really coming from
Here is some information on love scams and how to check up on the the one you are interested in but not sure of.
report scammers to FBI