It is unseasonably chilly right now in the Northeast, and if the icy winds and flurries of snow haven't hit your hometown, they're probably on the way. The time to put off winterizing home improvements has ended--and so has the hassle of it. In just a couple days--one weekend sacrificed--you can get your home warmer and more energy efficient for the upcoming months. Simply discovering the sources of drafts and preventing them with heavy drapes, or sealing cracks and gaps, can make a huge difference in your comfort and utility bills. Want the easy way out of winterizing? Put these single-serving caulking packets on your shopping list and get your to-do list done faster. You don't even need tools--the nifty packaging lets you create a neat, even bead with one arm tied behind your back.