Reviewing the people who sell marketing advice is rarer than reviewing the companies, and Jacob Tamazyan does both. Named copywriters, seminar speakers and system sellers each get a post asking whether the thing is legitimate, which takes more nerve than reviewing a nutrition company.
His account of joining a very large direct selling business is honest about why he did it. He wanted to help friends who thought they had finally found something real, and he felt he owed them for an earlier venture he had pulled them into.
The self image writing forms the other half, and it outclasses the business half. He separates self image from self esteem, asks what the media does to how a person sees their own body, and writes about confidence as something you can build deliberately.
Home business posts fill the remainder in a standard instructional voice.
The self image series is the place to start. It shows you where the reviews come from.