[Home](./index.md) > [bitburner](./bitburner.md) > [WarehouseAPI](./bitburner.warehouseapi.md) > [setSmartSupplyUseLeftovers](./bitburner.warehouseapi.setsmartsupplyuseleftovers.md) ## WarehouseAPI.setSmartSupplyUseLeftovers() method Set whether smart supply uses leftovers before buying Signature: ```typescript setSmartSupplyUseLeftovers( divisionName: string, city: CityName | `${CityName}`, materialName: string, enabled: boolean, ): void; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | divisionName | string | Name of the division | | city | [CityName](./bitburner.cityname.md) \| \`${[CityName](./bitburner.cityname.md)}\` | Name of the city | | materialName | string | Name of the material | | enabled | boolean | smart supply use leftovers enabled | Returns: void