<human>:  Is there a way to effectively remove coffee stains from a white carpet?
<bot>: Yes, there are several effective ways to remove coffee stains from a white carpet. You can use a white vinegar solution or carpet cleaning solution. You can also use a mixture of baking soda and warm water. Apply the solution to the area and blot it with a cloth to absorb the stain. Finally, rinse the area with cold water and pat it dry with a clean cloth.