---
title: "Help center — guides for the app, counties, and data | Data Tactical Group"
route: "/docs"
updated: "2026-10-23"
---

# How can we help?

Guides for the app and the data. The API is one section of this, not the whole of it.

Popular: [Add a county](/docs/counties/counties-in-a-plan) [What "estimated" means](/docs/data/estimated-values) [Download a file](/docs/platform/csv-export) [Change or cancel a plan](/docs/billing/changing-plans)

## Sections

- ### [Getting started](/docs/getting-started)

  Sign up, what the free account includes, and your first query.

  - [Signing up](/docs/getting-started/signing-up)
  - [The free tier](/docs/getting-started/free-tier)
  - [Your first query](/docs/getting-started/first-query)
- ### [Platform](/docs/platform)

  The explorer, the charts and the county map, and the two kinds of export.

  - [Using the explorer](/docs/platform/explorer)
  - [Charts and maps](/docs/platform/charts-and-maps)
  - [Exporting data](/docs/platform/csv-export)
- ### [Counties](/docs/counties)

  How many counties a plan includes, how to change them, and how to save a set as an area cluster.

  - [Counties included in a plan](/docs/counties/counties-in-a-plan)
  - [Changing your counties](/docs/counties/changing-counties)
  - [Area clusters](/docs/counties/area-clusters)
- ### [Understanding the data](/docs/data)

  What the marks on screen mean and what a vintage is.

  - [Disclosure flags on screen](/docs/data/disclosure-flags)
  - [What estimated means](/docs/data/estimated-values)
  - [Vintages on screen](/docs/data/vintages)
- ### [Methodology](/docs/methodology)

  Every input named, the order of every step, and what is deliberately withheld.

  - [Data sources](/docs/methodology/sources)
  - [Disclosure and provenance](/docs/methodology/disclosure)
  - [Vintages](/docs/methodology/vintages)
- ### [Account and billing](/docs/billing)

  What each plan includes, changing and cancelling, points, past due, and invoices.

  - [Plans](/docs/billing/plans)
  - [Cancelling and refunds](/docs/billing/cancelling-and-refunds)
  - [Points and usage](/docs/billing/points-and-usage)
- ### [Your account](/docs/account)

  Organizations and members, account security, API keys, closing an account and privacy requests.

  - [Organizations and members](/docs/account/organizations-and-members)
  - [API keys](/docs/account/api-keys)
  - [Closing an account](/docs/account/closing-an-account)
- ### [API](/docs/api)

  v2 · add-on

  The same data as JSON or CSV, on an annual plan with the add-on. A sandbox of fabricated data is available.

  - [Quickstart](/docs/api/quickstart)
  - [Authentication](/docs/api/authentication)
  - [Reference](/docs/api/reference)

## Didn't find it? A person can help.

The support page says how to reach one.

[Get support](/support)