# Sales

| Extension                                                                                                                            | Description                                                        |
| ------------------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------ |
| [EXT\_Sales\_OpenModule](https://doc.sysdevmobile.com/mss-extensibility/mss-5.1/functions-kalipso-to-mss/sales/ext_sales_openmodule) | Function to ask MSS to open the Sales screen to create a new sale. |