A herb used by people with diabetes gets a careful post here, with the active part of the plant named and, more importantly, the groups who should be cautious listed. Pregnant women are on that list, as is anybody allergic to milkweed or already taking medication for diabetes or antidepressants. Kyle Clouse writes about supplements the way a responsible person should.
The marketing side speaks to small businesses rather than to other marketers. What an outside consultant actually does and the three things they usually work on. Whether appointment setting still earns its cost gets a straight answer. How direct mail lists behave when everybody assumes the channel is finished.
The video testimonial post is the most practical. It walks through choosing which customers to ask, asking them properly, and what to do with unflattering feedback rather than burying it.
There is also a post on saving a marriage through therapy, which sits outside everything else and is written without embarrassment.
Read the testimonial post if you have happy customers and nothing on your site proving it.