Pro Office 365 Development is a practical, hands-on guide to building cloud-based solutions using the Office 365 platform. This groundbreaking offering from Microsoft provides enterprise-class collaborative solutions at an affordable price, and this book shows you how to use the Office 365 platform to easily build amazing custom applications, including coding for Excel Services, Microsoft Access, and SharePoint Online. This book provides everything you'll need to start developing custom solutions. You'll find step-by-step instructions for providing custom features using the cloud-based services, SharePoint Online, Exchange Online and Lync Online. There are lots of sample programs using Windows Presentation Foundation (WPF), JavaScript and Silverlight. Whether you want to build desktop client applications or browser-only solutions with Microsoft's new cloud-based productivity offering, this book will show you how to do it. Develop SharePoint solutions, including declarative workflows Use Access and Excel services to quickly build SharePoint sites Build content-sensitive collaborative solutions with instant messaging and video conferencing.