Soap down your car from a pail of soapy water. Use a hose only to rinse it off.

Put a few drops of food coloring in your toilet tank. If, without flushing, the coloring begins to appear in the bowl., you have a leak that may be wasting more than 100 gallons of water a day.

Put an inch or two of sand or pebbles in the bottom of a one liter bottle to weigh it down. Fill the rest of the bottle with water and put it in your toilet tank, safely away from the operating mechanism.

Your hardware or plumbing supply store stocks inexpensive shower heads or flow restrictors that will cut your shower flow to about three gallons a minute instead of five to ten. They are easy to install, and your showers will still be cleansing and refreshing.

Your automatic washer uses 30 to 35 gallons per cycle.

Position your sprinklers so that water lands on your lawn or garden, not in areas where it does no good. Also, avoid watering on windy days when much of your water may be carried off to the streets and sidewalks.