Convert Outlook 2003 to Outlook 2000 - Version 2.0 To convert Outlook 2003 to Outlook 2000, you can picksome genuine PST Conversion tool like SysTools PSTUpgrade software. Software can be used as both PSTUpgrade and PST Degrade tool. You can Convert ANSI PSTto Unicode PST and Unicode PST to ANSI PST. ANSI isthe old version of Outlook like Outlook 97,Outlook2000, Outlook 2002 and Unicode is the upgradeversions of Outlook like Outlook 2003, Outlook 2007 andOutlook 2010. Open your Unicode PST file with error"Properties for this information service must bedefined prior to use" to ANSI PST file. For everyconversion, PST Upgrade creates a new PST that is areplica, folder by folder, of an existing one. It makesno changes to the original PST file. ANSI Outlook PSTfile contains 2GB limitation and Unicode contains 20GBlimitation. And you can extent your PST file size withthis tool. PST Conversion Software just convertsUnicode PST File to ANSI PST file and creates a new PSTfile. PST Degrade Tool software allows users to upgradeANSI PST to Unicode PST and degrade Unicode PST to ANSIPST. PST Downgrade Tool supports to converts all themail folders like Inbox, Outbox, Sent Items, Drafts,Deleted Items and Contacts of Unicode PST File to ANSIPST file. Software require a valid configured profileof MS Outlook 2003 & 2007 installed. SysTools PSTUpgrade tool successfully runs with WindowXP/2000/2003/Vista/7 Operating System. You can use Demoversion of PST Upgrade software which is free of costand upgrades the first three folders so that you canevaluate the efficiency of the tool. After fullsatisfaction you can purchase full license of thissoftware only at $49 that is very affordable price toconvert your PST files. Our support team always readyto solve your problem or any technical issues.