in the near future, we will be able to post ratings regarding our experiences buying, selling and swapping in other members' profiles. similar to what you can do on the commercial sites, but we hope it's less complicated to use.
Admin is still working on it, so i'm not sure there's any point in trying to use it unless he has asked you specifically to test it for him. I assume any data collected before it's officially rolled out and fully explained will be deleted so that we start fresh.