> For the complete documentation index, see [llms.txt](https://docs.zephyrintel.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.zephyrintel.com/asset-detail/orders-tab.md).

# Orders tab

The **Orders** tab lists aftermarket orders logged against this asset: spare parts, service calls and other sales tied to its serial number. Sales reps and account owners use it to see purchase history and spot revenue trends for an asset.

* [Read the order history and revenue trend](/asset-detail/orders-tab/read-the-order-history-and-revenue-trend.md): The order list, the sort toggle, the revenue chart, and how they relate to the header cards.
* [Why an asset shows no orders](/asset-detail/orders-tab/why-an-asset-shows-no-orders.md): How Signal matches orders to an asset, and when an empty tab is expected.