Homemade glass and window cleaner

For an effective and economical homemade alternative for cleaning your windows, try using any of the following solutions in a spray bottle.

1/2 cup vinegar to 1 gallon of water (or 2 tablespoons per quart)
OR
1/2 cup sudsy ammonia to 1 gallon water (or 2
tablespoons per quart)
OR
1/2 cup sudsy ammonia 2 cups rubbing alcohol 1
teaspoon liquid dishwashing detergent 1 gallon water
(This one is less likely to freeze in cold weather.)