I am sorry.
Did you ever think that maybe he thought you were following him with bad intent? He might very well have been thinking the same things you were
I am sorry Nate, I forgot to say that I am an American over sixty-five and after thirty years, everyone in the area knows who I am, where I live, what I do, probably where I am and many have worked for me. Small rural communities know who everyone is, unless they just arrived. I suspect big city folks don't know who their neighbors are.
after all you were the one closing from behind.
I am sorry, I didn't find that in my post
You got it Clay! I do the same here, but I am usually walking and not in a car.