A lot of ebooks provided by Microsoft Press including: SharePoint, Visual Studio, Windows Phone, Windows 8, Office 365, Office 2010, SQL Server 2012, Azure, and more.

Many of these ebooks are offered in three formats - PDF, Mobi (Kindle) and epub. Hope you find them useful & Happy Learning!

These books were originally posted by Eric Ligman, you can read the original posts from here:
1- Large collection of Free Microsoft eBooks for you, including: SharePoint, Visual Studio, Windows Phone, Windows 8, Office 365, Office 2010, SQL Server 2012, Azure, and more.
2- Another large collection of Free Microsoft eBooks and Resource Kits for you, including: SharePoint 2013, Office 2013, Office 365, Duet 2.0, Azure, Cloud, Windows Phone, Lync, Dynamics CRM, and more.
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Moving to Microsoft Visual Studio 2010
VS2005 PDF
VS2005 XPS
VS2008 PDF
VS2008 XPS
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Programming Windows 8 Apps
PDF
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Programming Windows Phone 7
PDF
EPUB
MOBI
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Programming Windows Phone 7 (Special Excerpt 2)
PDF
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Office 365 – Connect and Collaborate virtually anywhere, anytime
PDF
EPUB
MOBI
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Microsoft Office 2010 First Look
PDF
XPS
 
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Security and Privacy for Microsoft Office 2010 Users
PDF
EPUB
MOBI
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Getting started with
Microsoft Office 2010 – For IT Professionals
PDF
MOBI
DOC
XPS
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Planning guide for Microsoft Office 2010 - For IT professionals
DOC
PDF
XPS
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Deployment guide for Microsoft Office 2010 - For IT professionals
DOC
PDF
XPS
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Operations guide for Microsoft Office 2010 - For IT professionals
DOC
PDF
XPS
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Technical reference for Microsoft Office 2010 - For IT professionals
DOC
PDF
XPS
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Understanding Microsoft Virtualization R2 Solutions
PDF
XPS
 
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Introducing Windows Server 2012
PDF
EPUB
MOBI
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Introducing Microsoft SQL Server 2012
PDF
EPUB
MOBI
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Introducing Microsoft SQL Server 2008 R2
PDF
XPS

Configure Kerberos Authentication for SharePoint 2010 Products
DOCX
PDF
EPUB
MOBI

Business continuity management for SharePoint Server 2010
PDF
EPUB
MOBI 

Deployment guide for SharePoint Server 2010
 PDF
EPUB
MOBI

Get started with SharePoint Server 2010
PDF
EPUB
MOBI

Governance guide for Microsoft SharePoint Server 2010
PDF
EPUB
MOBI

Profile synchronization guide for SharePoint Server 2010
PDF
EPUB
MOBI

Remote BLOB storage for Microsoft SharePoint Server 2010
PDF
EPUB
MOBI

Technical reference for Microsoft SharePoint Server 2010
PDF
EPUB
MOBI

Upgrading to SharePoint Server 2010
PDF
EPUB
MOBI
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Getting Started with SharePoint Server 2010
PDF
DOC
XPS
EPUB
MOBI
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Planning guide for sites and solutions for Microsoft SharePoint Server 2010, Part 1
PDF
DOC
XPS
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Planning guide for sites and solutions for Microsoft SharePoint Server 2010, Part 2
PDF
DOC
XPS
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Planning guide for server farms and environments for Microsoft SharePoint Server 2010
PDF
XPS
DOC
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Capacity planning for Microsoft SharePoint Server 2010
PDF
XPS
DOC
   

SQL Server 2012 Tutorials: Analysis Services - Tabular Modeling
PDF
EPUB
MOBI

Microsoft SQL Server AlwaysOn Solutions Guide for High Availability and Disaster Recovery
PDF
EPUB
MOBI

Transact-SQL Data Manipulation Language (DML) Reference
PDF
EPUB
MOBI

QuickStart: Learn DAX Basics in 30 Minutes
 PDF
EPUB
MOBI

SQL Server 2012 Tutorials: Analysis Services - Data Mining
PDF
EPUB
MOBI

Microsoft SQL Server Analysis Services Multidimensional Performance and Operations Guide
PDF
EPUB
MOBI

Data Analysis Expressions (DAX) Reference
PDF
EPUB
MOBI
 

SQL Server 2012 Upgrade Technical Guide
PDF
EPUB
MOBI

Backup and Restore of SQL Server Databases
 PDF
EPUB
MOBI

SQL Server 2012 Tutorials: Analysis Services - Multidimensional Modeling
PDF
EPUB
MOBI

Master Data Services Capacity Guidelines
 PDF
EPUB
MOBI
 
In The Classroom - Digital Storytelling
Digital Storytelling
In The Classroom - Free Tools
Free Tools in the Classroom
In The Classroom - Movie Maker
Windows Live Movie Maker in the Classroom
In The Classroom - Windows 7
Windows 7 in the Classroom
In The Classroom - Web Apps
Microsoft Office Web Apps Teaching Guide
In The Classroom - Office
Microsoft Office in the Classroom
Critical Thinking - In The Classroom
Developing Critical Thinking through Web Research Skills
In The Classroom - Bing
Bing in the Classroom

Moving Applications to the Cloud, 2nd Edition
PDF
EPUB
MOBI

Windows Azure Prescriptive Guidance
 PDF
EPUB
MOBI

Windows Azure Service Bus Reference
PDF
EPUB
MOBI

Intro to ASP.NET MVC 4 with Visual Studio (Beta)
PDF
EPUB
MOBI

Deploying an ASP.NET Web Application to a Hosting Provider using Visual Studio
PDF
EPUB
MOBI

Getting Started with ASP.NET 4.5 Web Forms (Beta)
PDF
EPUB
MOBI

Introducing ASP.NET Web Pages 2
PDF
EPUB
MOBI
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Own Your Future
PDF
XPS
W7PUG Cover-free
Windows 7 Power Users Guide
eBook
Deploying Windows 7 Essential Guidance
PDF
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Welcome to Windows 7
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What You Can Do Before You Call Tech Support (Windows 7)
PDF
XPS
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Developing an Advanced Windows Phone 7.5 App that Connects to the Cloud
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Developing Applications for the Cloud, 2nd Edition
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Building Hybrid Applications in the Cloud on Windows Azure
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Building Elastic and Resilient Cloud Applications - Developer's Guide to the Enterprise Library 5.0 Integration Pack for Windows Azure
PDF
EPUB
MOBI
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Technical reference for Microsoft SharePoint Server 2010
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Getting started with Microsoft SharePoint Foundation 2010
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Deployment guide for SharePoint 2013 Preview
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Deployment guide for Duet Enterprise for Microsoft SharePoint and SAP Server 2.0 Preview
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Microsoft Dynamics GP 2010 Guides: Financials
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Microsoft Dynamics CRM 2011 User's Guide
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Dynamics CRM 2011 Developer Training Kit
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Microsoft Dynamics CRM 2011 Implementation Guide
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Deployment guide for Office 2013 Preview
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Office 2010 Developer Training Kit
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Office 365 Developer Training Kit
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Office 365 Guides for professionals and small businesses
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Lync for Mac 2011 Deployment Guide
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Microsoft Lync Server 2010 Resource Kit Tools
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Microsoft Lync Server 2010 Resource Kit
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Microsoft Lync Server 2010 Security Guide
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Developing Applications for the Cloud – 2nd Edition
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Visual Studio LightSwitch Training Kit
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SQL Server 2012 Developer Training Kit

image"Own Your Space--Keep Yourself and Your Stuff Safe Online" Digital Book for Teens