The answer to 'upholstery stained' is that upholstery can become stained for a variety of reasons, including spills, pet accidents, and general wear and tear. Common symptoms include visible discoloration, odors, and a dingy appearance. Solutions can range from DIY spot cleaning to professional deep cleaning, depending on the severity of the stain and the type of upholstery.
For minor stains, you may be able to address the issue yourself using a mild soap and water or a specialized upholstery cleaner. However, for larger or set-in stains, or for delicate fabrics, it's best to call in a professional cleaning service. They have the right tools, products, and expertise to safely and effectively remove stains without damaging the upholstery.