If you don't mind, you can always put it on the dash on the right hand corner when you park the car. I doubt they'd pull you over for it unless you were breaking another law.
I do it in my wagon because I don't like the look. I just keep it in the door sleeve when not in use.

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2016 Monsoon Gray Audi Allroad - 21k
2008 Black Mercedes E350 4Matic Sport - 131k
2014 Jeep Wranger Unlimited Sahara - 62k
2003 Gray Mercedes ML350 - 122k