We realize window cleaning is probably not high on your list of DIY projects. Let’s face it, there is a good reason you don't do windows—it’s time consuming, difficult and dangerous work. It usually involves climbing a ladder, hanging out of windows, exposure to the elements. You might be twisting and contorting yourself at dizzying heights, and yet a day or two later, your windows may still have smears and streaks. It is specialized work.