Checking my 2 furnaces (professionally), storing more firewood, making sure my propane tanks are full - emergency heat sources, buying 1.5 times my normal rock salt, winterizing my Yukon and making sure my tires and battery are good, checking the snow shovels and ice spuds to see they are in good repair, making sure my winter clothes and boots are OK, buying clay cat liter for the Yukon - traction compound, will change to "winter" wiper fluid, will make sure shovel, tow straps, tire chains, snow brush/ice scrapers, extra winter clothes and boots are in the Yukon, add dry gas to my Yukon spare fluids. Change the batteries in all my flashlights to lithium. Add 2 sleeping bags, and candle lanterns/extra candles to the Yukon.