Graphics show off / General corner is a place to go.
Regarding gphx designers, Definately a no. It's just so dumb that people should be limmited because they're not titled as gphx designers. Everyone has rights to post what he wants, either if they're requesting / giving sig to a request, or just showing off their new piece.
Also looking at your post, don't get me wrong, you seemingly want lots of powers for being a new member. I couldn't give moderator rights to a nugget around, in the first place,
Suggestion denied