...you should send out, today, the best work you are capable of doing today. Of course you'll do better a year from now. But a year from now you should be writing the story that you care about and believe in at that time--not reworking this year's story.
I'm working on both those issues. The user list one will probably require an update to the community builder component here at the site, and since I have some custom code in there to help keep spammers out (it's already prevented 20+ spammers from accessing the site), I need to be careful when I update that.