Very clear explanation of types and how the related and inter-relate. Because I’m retired, the business app. Section was not as helpful, interesting. It did give me insights to people that work with on a major committee I chair. Excellent personality profile program. Going to try to get my husband to take it. However. My results surprised me and I would like to take it again to see if I come out the same. My guess is, because of everything that I read, I well. Very well documented program. I just need to spend more time studying and pondering the results. Thank you for such an enlightening instrument.