Spider Prevention: one cup vinegar, one cup pepper, a teaspoon of oil (like vegetable, olive, etc) and a teaspoon of dish soap. Pour into a spray bottle and spray along the outside frames of your door and windows. Remember to always refresh when it rains.
Homemade Window Wash: Mix 2 cups hot water with ¼ cup vinegar & 1 TBS of cornstarch, shook in spray bottle & spritz the windows, then wiped down w/ crumpled newspaper. Unlike paper or cloth towels, newspaper is absorbent without leaving lint behind.