The Layers Palette

https://helpx.adobe.com/photoshop/using/layer-basics.html

1. Watch the video.
2. Select an image in your Lightroom Catalog/Library.
3. CTRL+CLICK the photo and select EDIT IN>PHOTOSHOP from the pop-up menu (COPY WITH LIGHTROOM ADJUSTMENTS)
4. Follow what you learned in the video tutorial to create layers to add to your photo. Save your work as a .PSD file (Photoshop file).
5. Return to LIGHTROOM and open the location of your PSD file by CTRL+Clicking on the photo and selecting “View in FINDER.”

Adobe TV Tutorial

When the Finder window opens, drag and drop your file to the TRAPANE HAND-IN FOLDER.

Advanced Tutorial (WATCH)