What are the best techniques for applying drywall texture mud to achieve a smooth and professional finish?

To achieve a smooth and professional finish when applying drywall texture mud, the best techniques include using a trowel to spread the mud evenly, feathering the edges to blend with the surrounding wall, and sanding between coats for a seamless finish. Additionally, applying multiple thin coats and allowing each coat to dry completely before adding the next layer can help achieve a smooth and professional result.