Ocean9000
Elio Addict
I wasn't thinking of how people pull into a parking spot, only their doors. Well, if someone parks like an idiot, use these:
https://www.amazon.com/Parked-Like-Idiot-Business-Cards/dp/B00HKS7KPI
As to doors, unless we park our Elios like idiots, it should be nearly impossible to be "door whacked"
(Nice link, thanx!)