old_contents: Lines = [
      'Needs more Assault Vest.',
      'Only with Assault Vest equipped.',
      'Yes, because you have an Assault Vest.',
      '#BT approved.',
      "I don't like it, there's no Assault Vest."
  ]
  
new_contents: Lines = [
      'Needs more Assault Vest.',
      'Only with Assault Vest equipped.',
      'Yes, because you have an Assault Vest.',
      '#BT approved.',
      "I don't like it, there's no Assault Vest.",
      "Doesn't seem like there's any Assault Vest here, so probably not.",
      'If Assault Vest is included: Unquestionably yes, otherwise: probably not.'
  ]
  
subject: Add more Assault Vest replies