Winter Driving Extravaganza - How to Prepare and Cope with the Deep Freeze

Here in Southwestern Ontario we have experienced some serious winter weather, including tons of snow, minus 20+ degree temperatures and all of the resulting complications.  Being hearty Canadians though, we throw on our parkas, lace up our insulated boots, cover as much exposed skin as possible and venture out into these wild winter conditions for work, food and, of course, shoveling.  Luckily, as people, we can bundle up to cope with the severe cold and generally miserable environment the Great White North throws at us from October to April.  But what can we do for our cars?