It's a mistake that many have made and few will forget. You come back to your car during a winter snow emergency, only to find it gone.

It was a horror that reporter Jennifer Brooks shared via Twitter on Wednesday night. Check out her tweets from the mean streets of Minneapolis to a nighttime visit to the impound lot.

If, like her, you need a refresher course in snow emergency parking rules but wish it were less expensive, the cities of Minneapolis and St. Paul have apps, which reporter Tim Harlow recently reviewed.