They fly into your car, they sneek into your home and they ride piggy back on you and make their way, even, into your workplace!
You shoo them out, you may even go as far as assisting them on their merry way!
Here's some help to send your visitors on their way.....naturally. Home remedies using garlic spray, mint, even catnip. http://www.wikihow.com/Get-Rid-of-Stink-Bugs-Naturally