Microsoft has a lot of documentation about developing Windows Store apps, but there are some areas that are glaringly undocumented, at least as of the release preview. This site is an attempt to fill in some of those gaps.
Content available here:
Some must-read design documentation:
Some good entry points into Microsoft's documentation:
Comments on this site? Suggestions for other content or links I could add? Drop me a line via the contact form on my blog.