> For the complete documentation index, see [llms.txt](https://docs.soraco.co/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.soraco.co/docs/api-reference/http-methods/subscribetomaillisthttp.md).

# SubscribeToMailListHttp

### Description

Subscribes or unsubscribes a user from the mailing list.

To invoke this method via a URL, append this function's name to the URL of the QLM License Server and add the required arguments.

{% code overflow="wrap" %}

```http
https://server/qlm/qlmservice.asmx/SubscribeToMailListHttp?is_email=user@cie.com&is_include=1
```

{% endcode %}

### Arguments

| Argument    | Description                                                                                                         |
| ----------- | ------------------------------------------------------------------------------------------------------------------- |
| is\_email   | customer's email address                                                                                            |
| is\_include | 1 to subscribe, 0 to unsubscribe                                                                                    |
| is\_html    | <p>when true, the result is plain html. When false, the result is an XML fragment.<br>Facebook Twitter LinkedIn</p> |