Related Clues:

• "And . . ."
• Positive factor
• Dump all you possess, ultimately — that's a positive sign
• Positive sign from maths class
• Grade refinement
• Incentive, of a kind
• Added bonus
• Opposite of 37-Across
• It's beneficial
• Throw-in
• Favorable factor
• Employee year-end reward
• An advantage; positive
• A bonus
• An advantage