# InStore_Catalog

The InStore\_Catalog module fetches your catalog and presents it to the user.

## Capabilities

The InStore\_Catalog module handles the following InStore functions:

- Retrieves your catalog data through connections maintained by the [InStore\_State](/instore/implement-instore/modules/instore-state.md) module.
- Displays nested catalog listings and breadcrumbs.
- Presents the default Cart type into which items are scanned, and provides alternative options for users, if permitted.
- Selects and adds an item to a payment Cart (either for a take-with sale or a for-delivery Order).
- Selects and adds an item to a refund Cart for an unreceipted return.
- Defines the quantity of an item to add to a Cart.

## GitHub location

The source code for the InStore\_Catalog module is available on [GitHub](https://github.com/NebulaTerra/modular-store/tree/main/InStore_Catalog).

## Administration parameters

You can modify the behavior of this module by setting the following [administration parameters](/instore/customization/administration-parameters.md) in the InStore Center:

### Store Front parameters

- `Allow_Order_Item`
- `Allow_Sell_Item`
- `Allow_Unreceipted_Return`
- `Default_Scan_Mode`

### User interface

This module affects the **Browse Catalog** screen on the InStore POS UI.

## Related pages

- [Search documentation and API specs](/search.md)