You should take your divorce decree to the personnel office. Beyond that, you need to ask them.

There’s not much that stops someone from talking to people they see in public.

You can hire an attorney to represent you.

Call the court and find out. Texting seems very strange.

Unfortunately, you’re at the whim of the UIA.

Why would you even think you can do that? You received a civil infraction. Pleading guilty isn’t even an option.

Absent a court order prohibiting that, yes. There’s absolutely no difference if one parent takes a kid to the UP 5 hrs away or to Ohio or Indiana 2...

You can report it anonymously, but don't expect anything to happen if you do.

Your recourse is to argue defective service. Sounds like you need to hire an attorney.

Maybe. You should consult with an attorney for your 1983 claim.