Now why would you want to do that considering that Posterous is already one of the easiest platforms to publish to? Well, maybe you want to send the same post to both your traditional blog or website and your Posterous blog at the same time. If you create the post in WLW, that’s possible. You would just write the post once, publish it to one site, then switch blogs to publish it a second time to the other site. Or maybe you just prefer WLW’s interface over anything else (I know I do!).
In order to support Posertous publishing, you’ll need to grab the Writerous plugin from Codeplex.
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