While we're treading water pending the rollout of our Drupal-based site management project, I thought it might be worth mentioning some of the principles and assumptions behind it. Here's one: No editions, please.
I've seen developers put a great deal of effort into creating Web content managment systems that are intended to reflect the edition structure -- daily, weekly, monthly, whatever -- of a legacy (print) product.
Don't do it. We live in a 24x7 world. The Internet is always on. Information should be available when it makes sense.