The post-holiday period is a big time for multi-level marketing recruiting. People are feeling broke from their gift-giving extravagances and, with the housing crisis and general economic malaise, a lot of Americans are looking for additional sources of income.
As Tracy Coenen wrote in this excellent post, network marketing or multi-level marketing is frequently looked to as a potential income source by desperate people, but it's very important that you say no thanks to anyone who tries to pitch you on it.
If you need more convincing, listen to this excellent interview with Consumer Awareness Institute founder Dr. John M. Taylor. And then visit his website MLM: The Truth, and view his list of red flags if you have any doubt about an opportunity you or someone you know is considering.