Microsoft just announced that it is giving away hundreds of free eBooks covering a wide swath of topics from Windows 8.1, Office 365, Azure and much much more. There are close to 300 different titles to choose from.
Most books are available in multiple formats including PDF, ePub, DOC and MOBI.
Books range from small 8 page titles to massive tomes.
Click here to browse and download them now (link).