

I got a ticket for parking next to a red curb after the resident painted it. Had to go down to the city and get confirmation it was fake to get the ticket dismissed.
Not really angry about that one. Taught me good info about the government back then.
First thing that comes to mind is a mechanic’s stethoscope.
like this
Edit: basically 8adger’s screwdriver trick but I have one in my Kit of Resourcefulness™