Outlook有很多的命令行开关参数，这里给你一个介绍
/CleanFreeBusy Cleans and regenerates free/busy information.
/CleanReminders Cleans and regenerates reminders.
/CleanViews Restores default views.
/ResetFolders Restores missing folders for the default delivery location.
/ResetFolderNames Resets the language of the default folders to the language of the Outlook client.
/ResetOutlookBar Rebuilds the Outlook Bar.
/NoPreview Turns off the Preview pane at startup.
/CleanSchedPlus Deletes all Schedule+ data (free/busy, permissions, and .cal file) from the server.
/Safe Starts Outlook without extensions, preview pane, or toolbar customization.
/Recycle Activates an existing Outlook window.
/Folder Opens new window in "folder" mode (Outlook Bar and Folder List off).
/Profiles Shows MAPI Profiles dialog box regardless of the options setting on the Tools menu.
/Profile Loads specified profile. (If your profile contains a space, Outlook may treat it as
an invalid profile name when using this switch. Work around this by wrapping the
profile name in quotes.)
/s Loads specified shortcuts file (.fav file).
/f Opens .
/p Prints . Same as /f except is associated with the print verb instead of open.
/Embedding Used to open a .msg file as an OLE embedding. Standard OLE command-line argument.
/c Creates a new item of the specified message class (Outlook forms or any other valid MAPI
form).
/a path:\ Opens a new e-mail message with the specified file attached.
/importprf Creates an Outlook profile based on the information in the specified .prf file.
有关其他命令行开关的更多信息，请单击帮助菜单上的 Microsoft Outlook 帮助，在“Office 助手”或“应答向导”中键入 Control what happens when you start Outlook，然后单击搜索，查看该主题。
REF：http://support.microsoft.com/?kbid=296192
http://www.outlook-tips.net/howto/commandlines.htm
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