Here are the steps to apply gold leaf:

1. Cut the gold leaf into smaller pieces. This will make it easier to apply.
2. Remove the leaf from the backing while it is still laying flat on the cushion.
3. Lay the gold leaf on the object.
4. Smooth the leaf.
5. Brush the leaf.
6. Look for imperfections.
7. Seal the gold leaf.
8. Glaze the object.

You can find more detailed instructions with pictures on [wikiHow](https://www.wikihow.com/Apply-Gold-Leaf). If you are applying gold leaf to a wood surface, you can find a step-by-step guide on [Cut The Wood](https://cutthewood.com/diy/how-to-apply-gold-leaf-to-wood/).