How can I effectively neutralize pet urine in carpet to eliminate odors and stains?

To effectively neutralize pet urine in carpet and eliminate odors and stains, start by blotting up as much urine as possible with paper towels. Then, mix a solution of equal parts white vinegar and water and apply it to the affected area. Let it sit for a few minutes before blotting it up. Next, sprinkle baking soda over the area and let it sit for a few hours before vacuuming it up. Finally, consider using a commercial pet odor and stain remover for stubborn stains.