Ela wrote:

After selecting pop3, all mails will be pulled down to a local
computer. How and where can I retrieve the archive and so later I can
load it back to a new computer? This feature is important because so
I can keep track of all past emails even after formating the machine
and so.

See this: http://www.howto-outlook.com/howto/backupandrestore.htm
--
Brian Tillman [MVP-Outlook]