soapy water, being certain to wash out any dirt in it, and begin applying it to the car. Do not use a brush on the car body -- this will leave little scratches.
Rinse the dirt out of the wash mitt or sponge in the bucket with plain water frequently.
RinseHose Step 911
After one section is washed, rinse it with the hose before moving on. You don't want the soap to dry on the paint and stain it.
KeepCarWet Step 1012
As you progress, keep the entire car wet, as this will prevent droplets from drying on the paint and leaving water-spots. You want to be able to dry the car with towels before it air-dries.
ScrubLowerBody Step 1113
Scrub the lower body and the wheels last, as these are the dirtiest, grittiest parts. It's a good idea to use a separate wash mitt or sponge on the bottom.