Multilevel marketing companies have really benefitted from social media. Generally, using social media for business is a good idea. Which BEST describes the problem with multilevel marketing companies?

The main concern with multilevel marketing is that most participants earn little or lose money after expenses, even though a small number may profit. This makes “Most who invest in them lose money” the best description. Posting frequently, competing with other businesses, or not selling through retail stores does not identify the central problem.

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