What are the key steps to follow for proper foundation vent installation?

The key steps for proper foundation vent installation are:

1. Choose the right location for the vents to ensure proper air circulation.
2. Measure and mark the vent openings accurately.
3. Cut the openings in the foundation wall carefully.
4. Install the vents securely using appropriate fasteners.
5. Seal around the vents to prevent air leaks.
6. Test the vents to ensure they are functioning properly.