The web team has taken additional measures to handle spam messages that are posted in the forums.
Spammers are posting (or copying) (aviation related) content. After one month and most of the time, the original post has been altered to websites with spam, malware, porn, etc....
Therefore, you are now able to alter your post within a time-frame of 60 minutes. You are also able to remove your post within a time-frame of 60 minutes. This will reduce the workload of the moderators.
New members will not be able to include links into their signature, existing members will not be able to include links into their signature after editing of that signature.