http://blogs.msdn.com/b/officedevdocs/archive/2011/06/13/programmatically-accessing-the-nickname-cache-in-outlook-2010.aspxI recently chatted with our MAPI expert Stephen Griffin and would like to share what I learned about the Outlook nickname cache. The nickname cache is the list of recipient names that is displayed when you insert names in the To, Cc, or Bcc field inen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)