I recently published a new screencast for Office developers. This brief (12 minute) screencast walks through creating your own context menu entry when you right click a selected item in your inbox. The code uses the selected email to then create a new meetings request, something people have been asking for for a while now.
You can view the screencast here: Outlook Context Menus and Creating a Meeting from an Email
Here's my current VSTO related screencast's: