The armed chauffeur and young secretary in the vehicle were killed.

We now know that the professor had broken into his own home, with the help of his chauffeur, because the door was jammed.

The wealthy dwell in air conditioned houses, travel in chauffeur driven cars, and shop in luxury malls, apparently oblivious to how the rest of the country lives.

And you can see, there is a physical space that has been created for him, parking that car, along with the owner's car, but more importantly, they've created a space in their mind that Yes, my chauffeur is going to come in his own car and park it.