Don’t forget to clear your windscreen before you set out in your cars. Especially in the winter it can be too easy when you are in a rush not to wait for your windows to de-mist.
If you are in any doubt about why you should wait those couple of extra minutes before you set out, read this BBC report of a driver who didn’t wait: https://www.bbc.com/news/uk-scotland-edinburgh-east-fife-50464541