You need to convert the format of your Lotus Notes archive file (NSF) to PST before you can read it in Outlook.  Outlook doesn't support NSF files directly, thus the best method to get to them is to use a reputable program.  The FixVare NSF to PST Converter is a simple tool that lets you convert your stored emails without losing any data.  The software is easy to use. You just load the NSF file, look at your data, pick what you want to export, and then convert it to PST.  It keeps the formatting and structure of your folders the same.  This application is great for both novices and experts who wish to quickly and safely check over Lotus Notes archives in Outlook.