From Part 6, Content of Message from the Bella TOS:
By submitting content, which shall include your member name, to any "public area" of BELLA, including message boards, forums, contests and chat rooms, you grant BellaOnline.com and its affiliates a royalty-free, perpetual, irrevocable, non-exclusive right (including any moral rights) and license to use, reproduce, modify, adapt, publish, translate, create derivative works from, distribute, communicate to the public, perform and display the content (in whole or in part) worldwide and/or to incorporate it in other works in any form, media, or technology now known or later developed, for the full term of any Rights that may exist in such content. You also warrant that the holder of any Rights, including moral rights in such content, has completely and effectively waived all such rights and validly and irrevocably granted to you the right to grant the license stated above. You also permit any subscriber to access, display, view, store and reproduce such content for personal use. Subject to the foregoing, the owner of such content placed on BELLA retains any and all Rights that may exist in such content.
Essentially, you don't lose any ownership rights, but you grant Bella the right to do with your content as they wish.
