-.B -d
-option is given, the current mailboxes will be displayed.
-The options will attempt to add or delete the specified mailbox.
+.B -p
+option is given, the current mailbox will be displayed.
+The
+.B -s
+option will attempt to set the user's mailbox to the specified address.
+The
+.B -p
+flag will set the user's mailbox to the last Post Office server it was
+using if the mailbox is now a foreign address.
+.PP