1. Open the foliobox.psd file in Photoshop. This file consist of two layers, the top one with the photo mockup and the bottom one with the text layer highlighting where you should place your photo.

2. Drag & drop / paste your photo into Photoshop , it will appear on new layer.

3. Make sure your photo is placed under the mockup photo layer

4. Go to: Edit -> Free Transform (CMD+T on MAC or CTRL+T on WIN) adjust your photo to fit the cut out window.

5. Save the final file as JPG.