{
  "id": "t04-l03-list-penetration-and-vertical-dialing",
  "title": "List penetration and vertical dialing",
  "checked": "2026-10",
  "sources": [
    {
      "label": "List dialing modes",
      "url": "https://community.five9.com/s/article/Administrator-List-Dialing-Modes-and-its-Differences?language=en_US",
      "kind": "community",
      "status": "ok",
      "lastChecked": "2026-10"
    },
    {
      "label": "Vertical list dialing chapter",
      "url": "https://documentation.five9.com/bundle/campaign-admin/page/campaign-admin/configuring-campaigns/configuring-list-dialing-mode/using-vertical-list-dialing.htm",
      "kind": "vendor",
      "status": "ok",
      "lastChecked": "2026-10"
    },
    {
      "label": "The documentation portal has a vertical-dialing chapter. This lesson follows the community article's definitions because that page returned readable text. Confirm the portal chapter in your own admin guide.",
      "url": "",
      "kind": "note",
      "status": "confirm",
      "lastChecked": "2026-10"
    }
  ]
}