If you are thinking after changeover of email client from IBM Lotus Notes to Microsoft Outlook that How to Open Notes files in different file format like Outlook? Export Notes software converts NSF file to PST files without any changes. It converts Password Protected NSF file into Personal Storage Table and Also support Recurring Calendar by Date, Months & Years. http://www.nsftopst.com/how-to-convert-notes-archive-to-outlook.html .