Parallel Desktop 9 Activation Key, Desktop 9 offers performance boosts for shutdown or suspension of virtual machines. You also get printing to PDFs (which worked fine during testing, albeit really slowly), PowerNap support, cloud-service sharing between VMs and OS X (to avoid duplicate caching), Thunderbolt and Firewire drive assignment (as per previous USB drive functionality), and a "Windows 7 look" for Windows 8.
If you're a newcomer...
