Related Clues:

• Gems
• Print ___
• Showstoppers?
• Cairn composition
• Components of some campaigns
• Consumer Reports lack
• Most junk mail, essentially
• Spots before your eyes
• Plugs
• Classifieds, e.g.
• Television plugs
• The junk of junk mail
• Some are precious
• Magazine income producers
• See 58-Across