Solutions for Office Live
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AddThis BookmarkHow to embed an "widget" for adding to Favorites, Digg, Google, Live, ect.
Embedding Audio or VideoHow to embed video or embed audio files.
Bravenet Services (works for other also)How to insert a forum, blog, guestbook, ect. into your site.
Creating Page AnchorsHow to create page anchors that work and won't mess up you page
Create a Custom siteUnfortunately this cannot be done directly, but by uploading your site to the documents it can be done.
Modify the Header (Non "Hack" version)Change the picture in your header, or completely replace the picture with a new picture.