Related Clues:

• Money in the bank, e.g.
• Addition
• Factory machinery, e.g.
• Summer's sign?
• Plus in the ledgers
• Upside trait
• ''Besides that ...''
• Calculator key
• Valuable resource
• Something in the plus column
• Extra benefit
• Item in the plus column
• 'Not to mention ...'
• Financial report item
• Desirable quality