Nice idea but they do not benefit users or posts
The user rating and the like button are totally useless and the problem with the user rating system is it can easily be abused as anyone can modify a users rating
On a advanced forums I'd expect a reliable system like the medal system which was the best way the efforts of a member can be seen from.
You do good the staff give you a medal to show for it
It's better not to have them as their unreliable and inaccurate