Book excerpt: Expert advice for Office 365 and Exchange Online right at your fingertips. Practical and precise, this hands-on guide with ready answers is designed for architects, administrators, engineers and others working with Office 365 and Exchange Online. If you're an IT Pro responsible for configuring, managing and maintaining Office 365 and Exchange Online, start with this well-organized and authoritative resource. Inside, you'll find expert insights, tips, tricks and workarounds that will show you how to master Office 365 and Exchange Online in the shortest amount of time possible. During the course of reading this book, you will master a number of complex topics, techniques, commands and functions. Topics include establishing remote sessions with Office 365 and Exchange Online; creating and licensing user accounts; adding mailboxes to accounts; connecting to Office 365, Exchange Online and Windows Azure using PowerShell; creating and using contacts; adding equipment, room and other special purpose mailboxes; managing delivery, permissions and storage; managing groups for sharing and collaboration; configuring mail support for Outlook and Outlook Web App; customizing Office 365 and Exchange Online security; and many more topics essential for administration. Not only will this informative training manual help you become familiar with many new ideas, it'll help you master Office 365 and Exchange Online essentials in the shortest amount of time possible. After completing your Office 365 and Exchange Online journey with this in-depth guide, you will be ready to support Office 365 and Exchange Online regardless of whether you want to work with the graphical interface of Windows PowerShell. As you will soon learn, Office 365 is versatile, flexible and highly customizable, allowing you to personalize the product to meet your needs. The focused information you need to solve problems and get the job done.