I'm glad someone understands.

[ There is a pun to be made here, but she'll just smile it off. ]

Nothing, really. You're ghosts, after all. You can't touch the keys nor can you save yourselves. I guess I left you all an option to speak to the living once a week and you might be able to effect this "world" [ yes, quotations included ] at large, but I have reason to not expect much, if anything from any of you.