How are you guys sending your parcels in a way that it gets received by a person (C Miller in your case)?

I sent via UPS Priority, and all it says is
Mon 22 Jan 2018 10:12 PM Delivered CHICAGO, IL 60680

for me. I still haven't heard back from them either, when everyone else seems to be having about 1~2 day between the time they 'receive' it, and the time they get a notification from them that they have received it.

My anxiety is going up by a million times, can someone please tell me I didn't do anything wrong.