Suppose that, during our meeting, Jane gave us some advice about the company that probably shouldn't stray. We might want to put that in a separate tiddler to reduce the chance we accidentally copy and paste it over to someone else who asks what happened at the meeting.

Create such a tiddler with the following text, and make it a child of the EmployeeProfileSetupMeeting, so we'll still be able to keep track of it:

JaneDoe told me, while we were together at the EmployeeProfileSetupMeeting, that I should be very careful about saying the word "fudge" in this office, due to an incident involving Robert at the 2018 Christmas party that nobody wants to talk about.

Check the OnboardingProcess table of contents again. Did you get a third level of hierarchy?