{
  "topic": "create audience conditions",
  "worked_example": {
    "total_users": 18400,
    "purchasers": 3120,
    "repeat_purchasers": 486,
    "repeat_share_percent": "15.6"
  },
  "checkpoints": [
    "Admin > Data display > Audiences > New audience",
    "Condition written before building",
    "Membership duration noted"
  ]
}