Microsoft Windows Anytime Upgrade: Windows 7 Home Premium to Professional

If you want more features than you currently have in your existing edition of Windows 7, you can upgrade to another edition using Windows Anytime Upgrade. Upgrades from Windows 7 Home Premium edition to Windows 7 Professional edition. Windows 7 Professional has everything you need for work and home. Run many Windows XP productivity programs in Windows XP Mode2 and keep important information safer with file encryption and automatic back-ups. Connect to business networks and move more easily between business and home networks. And with all the great entertainment features of Windows Home Premium, like Windows Media Center, it's great for home as well as for business.