Hello Haegar,
Thank you for your post! I would suggest posting your question in one of the (Visual C#) located here: (http://forums.microsoft.com/msdn/default.aspx?ForumGroupID=9&SiteID=1).
Unfortunately there is not a current forum to post the question you are asking regarding Outlook Add ins, so I would recommend that you post you question to one of the Outlook located here:
http://www.microsoft.com/communities/newsgroups/default.mspx
Hope that helps!
Tagore
Tier 2 Application Support
Server and Tools Online Engineering Live Services Team
Tagore
Tier-2 Application Support
Server and Tools Online Engineering Live Services Team