Immediately blot spills with lukewarm water (blood use cold water) and a microfiber cloth. This will keep the stain from reaching the carpet pad. A cleaning solution of water, 1/4 cup white vinegar and a tbsp. of mild soap in a spray bottle is recommended for most spills. Blot solution and rinse with a wet towel. Follow the by blotting with a dry towel. Repeat this process until the spill is removed