==== Required information ====
- iRedMail version: v1.9.2 (MySQL)
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): Apache
- Linux/BSD distribution name and version: Ubuntu 14.04.2 LTS
- Related log if you're reporting an issue:
====
We're running iRedMail now for a good few months, and we're really fond of it. Great piece of software.
The only thing is that many clients complain that their outgoing mails end up in people's spam folder.
What can that be?
Kind regards
Maarten