Version Upgrade $549 US Customers who qualify for this upgrade price include licensed users of: Visual Studio Professional Edition or Enterprise Edition, 97 or 6.0 Visual Basic, Professional Edition or Enterprise Edition, 5.0 or later Visual C++, Professional Edition or Enterprise Edition, 5.0 or later Visual InterDev 1.0 or later Visual J++ Professional Edition Edition 1.1 or later Visual FoxPro 5.0 Professional Edition or later Visual SourceSafe 5.0 or later Visual Studio .NET Professional product upgrade includes a $300 US* in-box rebate for licensed users of: Visual Studio 6.0 Professional Edition or Enterprise Edition Visual Basic 6.0, Professional Edition or Enterprise Edition Visual C++ 6.0, Professional Edition or Enterprise Edition Visual InterDev 6.0 Professional Edition Visual J++ 6.0 Professional Edition Visual FoxPro 6.0 Professional EditionTracy