The XML Paper Specification(XPS), codenamed "Metro," is Microsoft's answer to Adobe's PDF: an electronic document format that can be printed without needing the actual application that created it.
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XPS

	Metro Specification, v.0.7
	XPS and Color Printing Enhancements in Windows Vista
	XPS Print Path FAQ
	XPSDrv Filter Pipeline
	Filter-based Print Drivers: Overview [330 KB]
	Metro Technical Overview [696 KB]
	XPS Home
	Jerry Dunietz - XML Paper Specification (XPS)
	Metro Fact Sheet

Printing and Windows Vista

	Winparty 2005 [x86 and AMD64 versions] Manage sets of tests for printers and WIA devices and drivers
	Advances in Windows Printing [WinHEC 2005; 483 KB]
	Core Printer Driver Improvements [482 KB]
	Details On the Longhorn Spool File Format [528 KB]
	Foundation Technologies for the Document Life Cycle [WinHEC 2005; 697 KB]
	New Document Life Cycle Opportunities [WinHEC 2005; 825 KB]
	PrintTicket and PrintCapabilities: Overview of Communications Schema and API [346 KB]
	Supporting Metro for Printing Devices [99 KB]

Printer Drivers

	GPD Creation for Unidrv 5
	How to Update Printer Drivers Supported in Windows
	IEEE 1394 Printers, SBP-2, and the SCSI-2 Command Set
	Print Driver Setup: 64-bit Drivers and Platforms
	USB Printers and Windows
	Debugging Print And Imaging Drivers [152 KB]
	Printer Driver Setup and 64-bit Implications [690 KB]
	Testing and Tools For Print and Imaging Drivers [306 KB]

General Multifunction Design and Installation

	Designing Multifunction Devices for Windows Operating Systems
	Multifunction Device Installation and Windows XP

Multifunction Printer Design

Multifunction Printer Design Recommendations

Ask the Experts - Printer Drivers

	Windows Drivers Printing and Networking [Online chat; February 20, 2002]
	Windows Printer Driver Development [Online chat; September 21, 2004]
	Windows Printer Drivers [Online chat; October 24, 2002]

Web Services for Printing and Imaging

	Web Services for Printing and Imaging Devices - Part 1 [WinHEC 2004; 1.33 MB] Windows Printing and Imaging team discusses the future of imaging.
	Web Services for Printing and Imaging Devices - Part 2 [WinHEC 2004; 874 KB] Continued discussion of Web services for imaging devices, security, discovery and eventing models, and device control protocols.
	Web Services on MSDN
	WS-Discovery
	WS-Eventing

Printing Specifications

Printing Developer References

	Windows Logo Program for Hardware Downloads
	HCT - Hardware Compatibility Test Kits and DVD Test Annex
	Printer Testing
	WHQL Test Specifications
	DDK Online

Color Management

Cheers ..

Suresh Behera