Saw this guy propblocking the door with multiple props and no keypad.
was about 13:04 08-05-2013
StoopidNation (STEAM_0:0:45855409)

http://postimg.org/image/cgh0tpfmp/

This is not the best evidence I've seen in terms of prop blocking, But i guess this is the classy prop blocking the exit of a single door room....