Add Gmail as a provider to your list of contact providers.

allow for deletion of content no longer wanted.

Would be great for people who don't have someone's email but would like to solicit something privately, or directly (especially since comment responses don't seem to send emails).

Please see http://developers.facebook.com/docs/guides/canvas/

Add the possibility to edit viewpoints and comments.

What if I made a mistake in creating my request. I should be able to delete it.