SAN FRANCISCO -- If you have been tagged by a friend on Facebook, inviting you to take part in the "Secret Sister" holiday gift exchange -- don't do it. The Better Business Bureau says it's a scam ...

A Texas couple allegedly scammed millions of dollars from thousands of people spread throughout the United States. If you've ...

Pyramid schemes are nothing new. For example, in the 1920s, Charles Ponzi promised investors high returns on postal reply ...