It's always a good idea to be cleaning one when my daughter brings a boyfriend over, makes a lasting impression. Also just cleaning them to hold and care for them is reason enough.
Have owned my DE prior to Unsafe act, bought the .44 cal and .50 AE barrel and mags, love shooting both calibers. Yes it is reg as an AW only because it is on my permit and they know about it anyway.
What I don't understand is he entered the school through an unlocked side door. All schools around here you have to report to the front desk, which is behind glass in order to buzzed in to the second set of doors. Seems to me that the school was not secured.
If I remember correctly we filled out op out paperwork after safe act was implemented by May 2013. At county level, seems like redundancy of the system.