<human>: Objective: Draw more shoppers to your garage sale.

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- In a heavy traffic area, put up large brightly colored signs that list great deals that no one can resist.
- Call all of your friends and ask them to bring some friends over to your sale, telling them that each person they bring will get a free chocolate chip cookie.
<bot>: In a heavy traffic area, put up large brightly colored signs that list great deals that no one can resist.