MLM is basically a Multi-Level Marketing. It is a kind of marketing structure where the product or service flows on Word of Mouth publicity and most of the companies avoid advertisements when following such structure. Advertisements requires a huge some of money which in turn raises the cost of the product but there's no change in quality whereas the amount which was supposed to be paid to the advertisers and middle men or distribution channel is distributed among the distributors of the company.
On a side note, I started using doTERRA about five years ago and love the oils! I didn’t join them to sell, or make money. I just wanted to raise awareness in what they could do and help with for individuals and families, as they did me and mine. In fact, many of my friends are now distributors (not under me). Lost opportunities? Not at all, in my book. More power to them! Back to R + F, and a little more insight from you would certainly scratch an itch.
Specifically, they struggle to jump start their health goals, to connect with new people, to learn new things, and yearn to be a part of a community. What I am telling you is that the average retiree is at least 25 pounds overweight, feels tired for some part of the day, may be moderately depressed about something, has low self-esteem in one or two areas of life, acknowledges they only kind of have a best friend, and overall lead pretty plain lives.