How to effectively stain and seal wood for outdoor use?

To effectively stain and seal wood for outdoor use, follow these steps:

1. Prepare the wood by sanding it smooth and removing any dust.
2. Apply a wood stain evenly with a brush or rag, following the manufacturer's instructions.
3. Allow the stain to dry completely before applying a waterproof sealant.
4. Apply the sealant in thin, even coats, allowing each coat to dry before applying the next.
5. Repeat the sealing process until the wood is fully protected.
6. Allow the wood to cure for the recommended time before exposing it to outdoor elements.