The folks at apress have made available as a free download the eBook titled “Office 365: Migrating and Managing Your Business in the Cloud”. The book is jammed-pack with information, including a hands-on tutorial of Office 365, and covers in-depth what you need to do to migrate to Office 365/
This 680 page book is available in EPUB, MOBI and PDF format.
Here is a partial list of chapter titles: