The answer to 'upholstery cleaning dirty' is that there are several common causes for dirty upholstery, including spills, pet dander, and general wear and tear. Symptoms can include visible stains, discoloration, and a dingy appearance. Solutions can range from DIY spot cleaning to professional deep cleaning, depending on the severity of the issue.
For minor stains or light soiling, homeowners can try DIY upholstery cleaning methods like using a mild soap and water solution or a specialized upholstery cleaner. However, for more extensive dirt, grime, or set-in stains, it's best to call in a professional upholstery cleaning service. They have the right equipment, cleaning solutions, and expertise to safely and effectively restore your upholstery to like-new condition.