The email client is an individual’s email interface, allowing access to view, send, receive and manage the mailbox contents. The most common email client in use is Microsoft Outlook; others include, GroupWise, Notes, and Eudora, just to name a few.
The risk with email clients, their capabilities to manipulate the contents of an individuals mailbox contents, using archiving capabilities and/or exporting email and their attachments to a number of various formats.

Email is archived (removed from the main email storage location) and stored it in a separate external “archive” file. Archive files can normally only be accessed by using their respective client program.
Email copies can be exported to single or multiple files.
The source email is still in the email system unless deleted in a separate action by the individual or through system automation.
Export formats include: