Related Clues:

• Something brought to a supermarket
• Convention giveaway
• Horse race betting system
• Type of nut on a wheel
• Bag with room
• Beach bag, perhaps
• Shopping bag, perhaps
• System for better conclusions in report, so not futile
• Common pledge-drive giveaway
• Carry (around)
• NPR bag
• Kind of spinning nut
• Carry sixteen letters uphill
• Carry-all bag
• Freebie for a new subscriber, say