{
  "unit": "Invite-A-Friend codes",
  "products": [
    {"label": "Skyborne Heroic Pack", "codes": 1},
    {"label": "Skyborne Epic Pack", "codes": 3},
    {"label": "Warcraft Forever Collection", "codes": 3},
    {"label": "Collector's Edition, Blizzard Gear Store", "codes": 3},
    {"label": "Collector's Edition from retailers in Korea, Australia, and New Zealand", "codes": 0}
  ],
  "notes": [
    "Epic's three are the Heroic code plus two more, as the US pre-purchase post lists them.",
    "Upgrading from Heroic to Epic, or from Heroic to the Collection, adds two codes, for three total.",
    "Upgrading from Epic to the Collection adds none.",
    "The support article's six-code case is three codes already obtained from a digital purchase plus three from a later Gear Store Collector's Edition. It does not publish a Heroic-plus-Collector's Edition total.",
    "Gift orders and failed orders receive none."
  ],
  "sources": [
    "https://us.support.blizzard.com/en/help/article/000385883",
    "https://news.blizzard.com/en-us/article/24301508/pre-purchase-world-of-warcraft-forever-upgrades-and-begin-your-next-journey-in-azeroth",
    "https://gear.blizzard.com/products/wowccl0012-world-of-warcraft-forever-collectors-edition"
  ]
}