One of the customer wanted to read more about MTM and Nivedita, PM in the team,  sent out the following resources. Here I am sharing the same information with all of you.

MSDN:

• Testing with Microsoft Test Manager
•  Quick Start Guide for Manual Testing using Microsoft Test Manager

Channel 9:

•  Software Testing with Microsoft Test Manager 2012 and Lab Management

Rangers guide:

• MTM related guidance from VSALM Rangers group 
• Test Release Management Guide 
• Visual Studio Lab Management Guide

Case studies

• Microsoft Information Technology Group

• Notion Solutions

• Mizuho Securities Asia Limited

• Grays online

Popular blogs

• Improving Software Quality with Microsoft Test Manager, Test Professional, Visual Studio and TFS
• VS ALM Blog
• QualityTools blog

Books:

• Software Testing with Visual Studio 2010
• Professional Application Lifecycle Management with Visual Studio 2012 by Mickey Gousset, Brian Keller and Martin Woodward 
• Agile Software Engineering with Visual Studio: From Concept to Continuous Feedback (2nd Edition) (Microsoft Windows Development Series) by Sam Guckenheimer and Neno Loje

List of Powertools/Codeplex items:

• Test Attachment Cleaner (new RTM version being release this month)
• Test Scribe
• Test Case Migrator Plus

Some other misc links:

• Content Index for MTM (for 2010)
• Content Index for Coded UI