The Microsoft Dynamics EMEA Team also shares a ton of great information. Follow their blog and quickly get information on items such as Auditing.
Take for instance this little statement and the article that follows ..
"You have the ability to audit a user's logon access to the CRM Server. The information that is recorded includes when the user started accessing Dynamics CRM and if access originated from the Dynamics CRM Web application, Dynamics CRM for Outlook or SDK calls to the web services."