Carpet spot cleaner: 1 c. vinegar + 1 c. water in a spray bottle. Spray the stain until wet. Use a brush to scrub the mixture into the stain. Wait 5-10 minutes. Gently wipe and blot up the stain with a water and soap-moistened cloth. Repeat if necessary. *** For a heavy duty carpet cleaner, mix 1/4 cup each of salt, borax and vinegar. Rub paste into carpet and leave for a few hours. vacuum.