What are the best techniques for using wood polyester filler to repair damaged wooden surfaces effectively?

To effectively repair damaged wooden surfaces using wood polyester filler, follow these techniques:

1. Clean the damaged area thoroughly to remove dirt and debris.
2. Mix the wood polyester filler according to the manufacturer's instructions.
3. Apply the filler to the damaged area using a putty knife, ensuring it is level with the surrounding surface.
4. Allow the filler to dry completely before sanding it smooth.
5. Finish by staining or painting the repaired area to match the rest of the wood surface.