The following are reliable sources for information about Amway:
2010 Forbes list of Largest Privately Held Companies # 32: http://www.forbes.com/lists/2010/21/private-companies-10_Amway_B15P.html
Blog: http://blogs.amway.com/amwayinsider/
Parent Company: http://www.alticor.com/
Distribution Company: http://www.accessbusinessgroup.com/
Nutrilite Health Products : http://www.nutrilitehealth.com/content.aspx?ctg=17660
Direct to Consumer Selling Association: http://www.dsa.org/forms/CompanyFormPublicMembers/view?id=7F300000590