Where should you avoid parking in relation to a fire or fire truck?

• Within one block of a fire or fire truck in city limits or within 400 feet of a fire or fire truck outside the city.
  Explanation:

  "Do not park within one block of a fire or firetruck in city limits or within 400 feet of a fire or fire truck outside the city."
• Within two blocks of a fire or fire truck in city limits or within 300 feet of a fire or fire truck outside the city.
• Within three blocks of a fire or fire truck in city limits or within 500 feet of a fire or fire truck outside the city.
• Within half a block of a fire or fire truck in city limits or within 200 feet of a fire or fire truck outside the city.