Introduction In the past when you needed to resize a partition in Windows you had to use a 3rd party utility such as Partition Magic , Disk Director, or open source utilities such as Gparted and Ranish Partition Manager. These 3rd party programs, though, are no longer needed when using Windows Vista as Vista has partition, or volume, resizing functionality built directly into the Vista Disk Management utility.You may be wondering why someone would want to resize a Windows volume. One reason would be if you want to install another operating system such as linux, but do not have enough free space to create a new partition for it. By shrinking the Windows volume, you can free up enough space to create a new partition that can be used to dual boot into linux. Now lets say after trying linux, you decide its not for you. Now you are left with all this leftover space that is not being used by Windows. To reuse this space, you simply need to expand, or ex...