Related Clues:

• Proof of purchase
• It may change with a promotion
• Part of a spine, usually
• Home paper
• Bit of derring-do
• Identification
• See 13-Across
• Fighter's goal
• Safe deposit box item
• Royal address
• Heroic action
• Feat, the same either way
• Scout's act
• Legal title
• Instrument of conveyance