Of course you want to edit at home. But this post (which is part self-promotion for it author) does have some great tips for what she calls polishing. (Check my resources page for links to the Purdue OWL, the AP Stylebook and the Chicago Manual of Style.) And fix that first draft.
Self-Editing? Do Not Try This at Home! | Indie Author News
This post from econsultancy is about writing copy for websites, but the advice is good for most writers. We’ve long since moved beyond the complex, compound sentences of the 19th century. But many of us could still pare words from sentences. These tips show how.
Nine surprisingly lengthy tips for cutting and editing your copy | Econsultancy