Originally Posted by blackmonsters

Probably happens a lot that they knock on a door, but coming inside is way less often than knocking.

Cops have come to my door, but I was always in a studio apartment when they came
by so if I had to get something they would see me do it if the door is open.
So I wouldn't have closed the door like she did, that's probably what "set them off".

I'm pretty sure closing the door did it, once that happened the cops are only thinking "is she going to run out the back or get a gun?".