Halo-Perfection

I think there is a mistake. When I asked to join this group I was under the impression that I would be strictly a contributor. However I am receiving submission requests from other artists. Is this normal or a mistake? I'm just a hobbyist artist who loves Halo.

Hey, just thought I'd let everyone know, I'm giving away a FREE Halo commission. Click Here for details

Halo 4. One month from today, guys. Is anyone else as pumped about this as me?

Thanks for wanting to use my picture!