While Modelling Scam is not MLM, some of the marketing tactics are remarkably similar: they involve selling your own dreams to you.
http://kschang.hubpages.com/hub/Modelling-Agency-Scam-How-it-Works-and-How-to-Avoid-it
http://kschang.hubpages.com/hub/Modelling-Agency-Scam-How-it-Works-and-How-to-Avoid-it