https://www.amway.com/en_US/income-disclosure
https://www.marykay.ca/en-ca/pages/earnings-representation
https://library.youngliving.com/en/us/U.S.-Annual-Income-Dis...
These businesses are simply more devious manifestations of that art.
Honest effort and intent was at least somewhat common on both sides of paid service at one point.
Honor is a dead concept.
Because they wrote the law.
https://en.wikipedia.org/wiki/Amway#Politics_and_culture [1]
[1] And if the surname DeVos seems familiar, that's because Betsy Devos was picked to be the Secretary of Education.
I don't care, it should be. Humans shouldn't be expected to be experts in every domain of their lives just to avoid being exploited.
They discuss exactly this question in a lot of detail. The FTC had started to go after some early MLMs, but then strong lobbying and political connections created a situation where you could have a "legal MLM" by following some rules, and the rules were basically written by Amway.
Recruiting others to sell more stuff isn't illegal, as long as you actually have stuff to sell.
The problem is, only AmWay reps bought it.