Signature Control 1.0 von Tom K.
Signature Control stops user signatures displaying if the user does not meet the requirements.
Thread Open Close Yourself 0.2 von Yaldaram
This plugin allows your defined/selected Usergroups to Close [i]their[/i] own created threads. Also allows you to select other/or same Usergroups who can Open [i]their[/i] own Closed threads.