What are the best practices for installing window nails securely and effectively?

To install window nails securely and effectively, follow these best practices:

1. Use the correct size and type of nail for the job.
2. Pre-drill pilot holes to prevent splitting the wood.
3. Place nails at a slight angle to increase holding power.
4. Hammer nails in straight and flush with the surface.
5. Use a nail set to countersink the nails for a finished look.