Consumer Reports, November, 2015: Cover story on how seniors lose $3 billion per year to con artists;
References:
Answers.com: http://www.answers.com/topic/fraud
Crimes of Persuasion: http://www.crimes-of-persuasion.com/Crimes/InPerson/MajorPerson/sweetheart.htm
Cults and group cons: Rick Ross Institute:
RipOff Report: http://www.ripoffreport.com/
Romance Scams: http://www.romancescams.org/
Scam.com forum: http://www.scam.com/forum.php?s=ff80b8a215a152553b81986fc10afce5
ScamVoid: http://www.scamvoid.com
Wikipedia: http://en.wikipedia.org/wiki/Fraud