Direct from MSSeptember 2007 Windows XP Professional SP2c available to system builders from their distributors.
November 2007 Re-release of Windows XP Professional SP2 to correct error in the localized builds of SP2c which is presenting end users with English content.
January 31, 2008 End-of-life for product availability of Windows XP for all channels except system builder.
January 31, 2009 End-of-life for product availability of Windows XP for builders.
Which means we will be moving to Vista within the next 6 months. Many of are clients use Vista now. IMO, we are kind of behind. Our biggest problem is that neither of the 2 VPNs we use work on Vista.

One will blue screen Vista when it is launched and the other just flat out doesn't work.