You have an Exchange Server 2010 organization.
Company policy states that a copy of a users mailbox must be kept for one year after the user leaves thecompany.
All user accounts are in an organizational unit (OU) named OU1.
A compliance administrator plans to export the mailboxes to personal folders.
You need to recommend a solution that allows the compliance administrator to meet the requirements ofthe company policy.
What should you include in the solution?()