Add-in is designed for automatic adding/deleting subscribers to/from MS Outlook 2000/XP/2003 mailing lists based on special emails from them with the commands in Subject field. SUM is capable of processing "subscribe", "unsubscribe", "confirm" and "help" requests; after processing, add-in send the reply based on general and easy to customize Outlook templates. SUM support almost features of standalone list management products.
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