> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sameitem.com/llms.txt
> Use this file to discover all available pages before exploring further.

# How to Build a Master Board in monday.com That Stays in Sync

> Build a monday.com master board (control tower) where items from many boards appear and stay current automatically — no copy automations, no VA updating statuses, no stale dashboard.

## The short answer

A master board is one board where the key items from many boards live together — leadership visibility, cross-client capacity, or a control tower for operations. The reliable way to build one is to have the **same items exist on both their home board and the master board**, so the master updates itself. Copying items up creates drift; mirror columns can't carry a real workflow ([why](/guides/mirror-column-limitations)).

## The pattern

1. **Teams keep their boards.** Marketing works in the marketing board, each client has their client board — nothing changes for them.
2. **Create one master board** with a group per team, per client, or per person, depending on the question the board should answer.
3. **Share the relevant items to it.** With [Same Item Multiple Boards](https://monday.com/marketplace/10000363), each item also lives on the master board — the same item, not a copy.
4. **Automate membership.** [Automation recipes](/features/automations) like "when status changes to Active, share item to Master Board" keep the master current without anyone curating it. Unlink items when they close to keep the board lean.

When a team member updates a status on their own board, the master board is already updated — there is nothing to sync, because it's one item.

## Real examples

* **"Who is overloaded this week?"** — an agency running 30 client boards shares every active task to one workload board grouped by person. Capacity planning went from opening 30 boards to reading one.
* **Executive rollup** — department boards share only their key initiatives up to a leadership board. No Friday status-copying, no stale exec dashboard.
* **Sprint control tower** — items from several project boards appear in one delivery board with Kanban lanes built on their *real* status columns (possible because the columns aren't mirrors).

## Setup notes

* Column names and types must match between the home boards and the master board — use [column mapping](/features/column-mapping) to preview and create missing columns in one click.
* Bringing in existing items? Share them [in bulk with batch actions](/features/batch-actions) in manageable batches.
* Use the [Item Locations column](/features/item-locations) on the master board to see every board an item lives on and jump to it.
* Completed items can be unlinked automatically by status to free up plan quota.

## FAQ

### Can I do this with monday.com dashboards instead?

Dashboards aggregate numbers and charts well. They don't give you a *board* — no groups you can restructure, no item you can open and update from the rollup view. If leadership only needs charts, use a dashboard; if they need to work with the items, use a master board.

### Does the master board slow down with many items?

The master board is a normal monday board with normal items, so it scales the way any board does. Keep it to active work (auto-unlink completed items) and it stays fast.

### What happens when an item is done?

Your call: leave it (history), archive it on the master only, or set an automation to unlink it from the master when the status hits Done — it keeps living on its home board.