Summary 173 Once the process is complete, the window goes away and you are done. This process turned our 60 GB HDD with 23 GB of used space into a 14 GB VHD file that we can now use to create a VM in Virtual PC or Hyper-V. MIGRATING VIRTUAL TO VIRTUAL Some of you may be wondering why this section is even here, migrating virtual to virtual does not seem to make a whole lot of sense? Well for those of you, who are a little confused over this section, think outside of the Microsoft world . . . ah yes, it quickly makes sense. You need to have the ability to migrate your virtual servers between different vendors. For example, you may be a Microsoft shop looking at VMware or vice versa. If you were unable to migrate your huge number of virtual servers from one platform to another, you might choose to stay away from that vendor altogether, so all of the big players in the virtualization world play nicely in this respect. You can migrate your vir-