How should you position your vehicle before moving into a parallel parking space next to a parked vehicle?

• Align your rear bumper with the rear bumper of the parked vehicle, leaving about one metre of space.
  Explanation:

  "Before parallel parking, align your rear bumper with the rear bumper of the parked vehicle, leaving about one metre of space between the two vehicles. This positioning allows you to reverse smoothly into the parking space while maintaining proper clearance."
• Align your rear bumper with the front bumper of the parked vehicle, leaving about one metre of space.
• Align your front bumper with the rear bumper of the parked vehicle, leaving about two metres of space.
• Align your front bumper with the front bumper of the parked vehicle, leaving about two metres of space.