To grow your nails overnight with Vaseline, you can follow these steps:

1. Wash your hands and apply Vaseline over your entire nails.
2. Rub it for at least 3-5 minutes and let it absorb completely.
3. For best results, keep it on overnight and wash it off the next morning.

You can also mix Vaseline and gel of vitamin E capsule in a teaspoon and overlap around nails. Use in night only.