Make Money Fast "Make money fast" was a title of an electronically forwarded chain letter which became so famous that the term is now used to describe all sorts of chain letters forwarded over the Internet, by e-mail spam or Usenet newsgroups. In anti-spammer slang, the name is often abbreviated "MMF".
History:
The original "Make Money Fast" letter was written in 1988 by a person named David Rhodes (or "Dave Rhodes," which he used as his Internet name).