Thanks so much, Skye! I recently inherited my instance so I'm definitely going to run these for our cleanup efforts. I really appreciate your response! 

I've solved the second bullet point of my original question (still looking for insight on the others though). In case anyone else is wondering how to see any routing rules a team is associated with: Create a new Queue Topic reportAdd columns for the queue project name, topic group, default assignee,...

We're about to overhaul our user structure, so first I'm doing as much prep/research as possible to mitigate system risk (i.e., reports erroring out, users losing permissions, generally things catching on fire during working hours).  I am trying to identify everywhere in our instance that involves a...