The .psd file is the source file for Photoshop and contains all layers, graphics, text, etc.
To open a .psd, launch Photoshop: Start>Programs>Adobe>Photoshop.
Or, you may launch Photoshop by double-clicking on a .psd file's icon.
When Photoshop opens, choose File > Open and browse to the .psd on your computer. Most BoxedArt Template packs have a "psd" folder that hold the Photoshop files for your template.
When the file opens, your screen will look similar to this:
Note: If a window like this:
...shows prior to the .psd file opening, you will need to copy any font files that came with your template package into your hard drive's Fonts folder. see: How to Install a New Font
If you do not see the Layers palette or the Toolbar, click on Window in the top menu and check both Layers and Tools from the dropdown list: