He doesn't need a reason to be in that lot at that time. If it's open to the public he's allowed to be there and doesn't have to explain why.
Hmmmm. That wasn't what I asked the other poster. Or even close. I asked,"Does Occam's Razor support his reason for being in that lot at that time?"
Now, if you're going to respond to questions not even asked, perhaps you can address your post to others so I don't have to do this every time?