The UCLA Football Player/Handicapped placard story is very well known
University of California - The New York Times - Narrowed by 'PARKING'
The condition 1/condition orange things come from Jeff Cooper. They are 2 different scales. The numbers refer to ways to carry a 1911 - chamber empty, hammer down is Condition 1. The colors are states of mind. I think white is the lowest, basically you have no anticipation of combat at all. It escalates through various colors through red, which is you are about to fire.