# Mailing lists service Sympa

**Source**: https://sympa.cms.hu-berlin.de/sympa/help/introduction-features.html
**Parent**: https://sympa.cms.hu-berlin.de/sympa/help/

## Features

Once subscribed to a mailing list service, you can:

- **search for mailing lists** matching your main interests or your particular situation;
- **manage your subscriptions**:
  - [subscribe](https://sympa.cms.hu-berlin.de/sympa/help/user-subscribe.html) to lists,
  - [unsubscribe](https://sympa.cms.hu-berlin.de/sympa/help/user-signoff.html) from lists to which you are subscribed,
  - change your [subscriber options](https://sympa.cms.hu-berlin.de/sympa/help/user-suboptions.html) list by list,
  - change your [general preferences](https://sympa.cms.hu-berlin.de/sympa/help/user-pref.html), which apply to the whole mailing list environment (name, password, language of the mailing list web interface, etc.);
- **use mailing lists**:
  - read the [online message archive of lists to which you are not subscribed](https://sympa.cms.hu-berlin.de/sympa/help/arc.html) if that archive is public and if your personal rights allow you to access those lists,
  - read the [archive of lists to which you are subscribed](https://sympa.cms.hu-berlin.de/sympa/help/arc.html),
  - perform [searches in the list archive](https://sympa.cms.hu-berlin.de/sympa/help/arc-search.html),
  - [send messages](https://sympa.cms.hu-berlin.de/sympa/help/user-sendmsg.html) to lists to which you are subscribed,
  - [download documents](https://sympa.cms.hu-berlin.de/sympa/help/shared-read.html) from the shared document web space,
  - [upload documents](https://sympa.cms.hu-berlin.de/sympa/help/shared-upload.html) in the shared document web space;
- **manage mailing lists**:
  - [create new lists](https://sympa.cms.hu-berlin.de/sympa/help/admin-createlist.html) (restricted access) - subject to authorization,
  - [configure lists](https://sympa.cms.hu-berlin.de/sympa/help/admin-editlist.html) you own,
  - [manage subscriptions](https://sympa.cms.hu-berlin.de/sympa/help/admin-members.html),
  - [manage the shared document web space](https://sympa.cms.hu-berlin.de/sympa/help/admin-shared.html),
  - [moderate lists](https://sympa.cms.hu-berlin.de/sympa/help/admin-moderate.html) for which you are a moderator.