Actual first hand experience in the field I am studying to join. I saw every aspect of each shift I was on, and was not restricted from partaking in any activities.
What I wish was different
Nothing, my biggest issue was completing the 20 hours a week on top of my full time job.
Be professional, but also make connections with the Troopers if you can. They are people in the position you want to join and will be the very best resource you can find to answer questions you may not want to ask a potential supervisor.