What are some of the world's greatest scams?

The Ponzi Schemes: A $225 Million Scam In 1920 Charles Ponzi was responsible for a now-infamous get rich scheme where he would promise investors a 50% return in an unfeasibly short time. read more

Nurofen's Express caplets cost £3.10 for 16, or £2 for the normal caplets, while a pack of unbranded Ibuprofen - the active ingredient of Nurofen - costs 40p. That's means at best Nurofen is five times more expensive; at worst, almost eight times. read more

As the story goes, some old-time scammers even used to fire shotguns loaded with gold dust into the sides of the mines. 900 Phone Number Scam You get a telephone call or a notice in the mail notifying you that you’ve won a sweepstakes or a lottery. read more

Thanks for A2A. Worlds greatest l don't know but this scam in India costed 40000 crores ( $3.1 billions at that time) to people and companies in India. This was also named as mother of all scams. read more

After writing about all these scams, I guess it bears repeating: If it seems to good to be true, it probably is. 7 Online Scams Any Idiot Can Avoid; 10 Ways to Keep Your Mind Sharp; The World’s Greatest Hoaxes; Linda Rosencrance has written about crime and security for Boston-area newspapers. read more