I used to administrate/own several large gaming websites, so I know exactly why this happens and why you should stop it.
http://www.spigotmc.org/threads/bukkit-coders-paid-job.12076/#post-116315
If you take a look at the above thread, no specific offence to Chris here, but when a moderator moves or closes a topic, they need not reply to a topic just for the sake of a message that could easily be explained by a little notice applied by perhaps a plugin for XenForo, instead of...
Moderators replying when performing an action
http://www.spigotmc.org/threads/bukkit-coders-paid-job.12076/#post-116315
If you take a look at the above thread, no specific offence to Chris here, but when a moderator moves or closes a topic, they need not reply to a topic just for the sake of a message that could easily be explained by a little notice applied by perhaps a plugin for XenForo, instead of...
Moderators replying when performing an action