Suspected Pyramid Schemes
- Oregon Department of Justice site with information, hotline, and complaint form.
- http://www.doj.state.or.us/finfraud/pyramids.shtml

Business Opportunities: Consumer Information
- Federal Trade Commission site with tips on how to avoid scams. Most files are in PDF.
- http://www.ftc.gov/bcp/conline/edcams/bizopps/coninfo.html

Shaking the Money Tree
- Online article by Ami Shen Lee exposes the pitfalls of multilevel marketing.
- http://www.metroactive.com/papers/metro/10.03.96/cover/multilevel-9640.html

Women Empowering Women, a Pyramid Gifting Scheme
- Site details the pyramid gifting scheme operating in Massena, NY, also known in other cities as the Women Empowerment Network or as The Dinner Club.
- http://hometown.aol.com/massenapyramid/myhomepage/business.html

What's Wrong with Multi-Level Marketing?
- Provides an in-depth analysis of MLM and areas to be avoided. Includes links to anti-MLM research and information.
- http://www.vandruff.com/mlm.html