Customers say this stain remover effectively tackles various stains including grease, food spills, grass, dirt, and even set-in stains that have gone through the dryer. Many appreciate the included brush for scrubbing and find the product works well on clothing, shoes, rugs, and upholstery. Users report success with children's clothing, sports uniforms, and work clothes. The application process involves spraying, scrubbing, and letting it sit for 30 minutes before washing. While most reviewers praise its effectiveness, some note mixed results with certain stains like fruit or older set-in stains, and a few mention the price point as a consideration.