Home›Network and Referral-Based Selling Models›Customer TypeBrowse ByCustomer TypeFactsCustomer TypeSourcesComments (0)Reader Challenges (0)FactsComparisonOriginating EraWell-attested1920 1Customer TypeBusinessCustomer Type1 entrySources1. Wikipedia: Multi-level marketingtier 2WikipediaMulti-level marketing, History sectionQuote, Multi-level marketing, History sectionmulti-level marketing style businesses existed in the 1920s and the 1930s, such as the California Vitamin CompanyView the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.