Select the messages that you want to file and do one of the following:
Choose Select Mailbox from the Move menu (or the Copy To submenu of the Message menu) and select the desired mailbox in the File Selection dialog box.
Choose Other Mailboxes from the Move menu (or the Copy To submenu of the Message menu) and indicate the desired mailbox.
Drag and drop messages to other mailboxes.
See "To Drag and Drop Messages to Other Mailboxes" for more information.
For convenience, you can:
Add mailboxes where you frequently file messages to your Move menu (and the Copy To submenu of the Message menu).
For information on adding mailboxes to your Move menu, refer to "Customizing the Open, Move, and Copy To Menus".
Set your Move menu to display the most recently visited mailboxes.
For details, refer to "To Change the Number of Mailboxes Displayed in the Move Menu and Copy To Mailbox Submenu".