Traffic Soil Rating Carpet Owner/Maintainer Professional Carpet Cleaner/Restorer   Vacuuming Spot Cleaning Heavy-Use Area cleaning Restorative Cleaning Light Soil 1x per week Daily or as soon as spots are noticed Traffic areas every 12 to 18 months Every 2 years or per manufacturer warranty Normal Soil (families with children, elderly) 1 to 2x per week Daily or as soon as spots are noticed Traffic areas every 6 to 12 months Annually Heavy Soil (families with pets, smoking) 2 to 4x per week Daily or as soon as spots are noticed Traffic areas every 3 to 6 months Semi-Annually (2x annually) Extreme Conditions (large families, multiple pets) Daily Daily or as soon as spots are noticed Traffic areas every 2 to 3 months Quarterly (4x annually)