[Home](./index.md) > [bitburner](./bitburner.md) > [WarehouseAPI](./bitburner.warehouseapi.md) > [makeProduct](./bitburner.warehouseapi.makeproduct.md) ## WarehouseAPI.makeProduct() method Create a new product Signature: ```typescript makeProduct( divisionName: string, city: CityName | `${CityName}`, productName: string, designInvest: number, marketingInvest: number, ): void; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | divisionName | string | Name of the division | | city | [CityName](./bitburner.cityname.md) \| \`${[CityName](./bitburner.cityname.md)}\` | Name of the city | | productName | string | Name of the product | | designInvest | number | Amount to invest for the design of the product. | | marketingInvest | number | Amount to invest for the marketing of the product. | Returns: void