Where can you see these signs?

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Across
  1. 1. (DANGER! Do not swim here.)
  2. 4. (Beware of the dog!)
  3. 6. (Do not feed the animals.)
  4. 7. (Try ASPIRINEX. FOR HEADACHES, COLDS, AND FLU.)
  5. 10. (This week only! SODA 3 liters at only $6000.)
Down
  1. 2. (Flight 950, Gate 2.)
  2. 3. (EMPLOYEE OF THE MONTH.)
  3. 5. (Be quiet please. People reading.)
  4. 8. Station: (Self-service. Please switch off your car engine. NO SMOKING!)
  5. 9. (Do you need money? Use your new gold debit card!)