Open the template in Illustrator. Don't make any changes at all to the artboard or other settings.
Design into the layer provided for your design. When you are done, click the eye icon to each template layer to switch them off. Now convert all fonts to outlines (Edit > Select All then Type > Create Outlines). Don't used linked fonts or images. Embed all images.
Save your artwork in native .ai format (we support up to version CS5).
Double or single sided, full color with laser printed serial number on clear sticker. Profile: Japan Color 2001* we don't supply the codes - if you don't have a digital download service yet we recommend bandcamp.com