A solicitation for a foreign lottery ticket or a secret system to make sure you win. It's illegal to buy cross-border lottery tickets by mail or phone. Even worse, these bandits sell lists of names of people who have been conned before because the chances are they'll take the bait again. An invitation to join a pyramid scheme that offers commissions for recruiting distributors, not for making sales. Without new distributors, the pyramid collapses and only those at the very top make any money.
Pyramids are illegal.
An advance fee loan or credit card offer that guarantees credit with no check on your financial history. A legitimate creditor would never make promises like this and you'll pay assorted fees totaling hundreds of dollars. A slick pitch for credit repair at a price. Federal law prohibits upfront fees for credit repair. The truth is you can help yourself to rebuild a better credit record.