Silverlight brings to the table a number of unifying concepts that both web and desktop developers should find appealing to build business applications. The introduction of Silverlight 3 makes real the commitment toward Silverlight being much more than just a media player technology. Silverlight 3 introduces more business focused controls, more data and business logic connectivity as well as what could turn out to be the real Click Once" deployment experience. The hardest part of learning a new technology is navigating and finding all the right information to get up to speed quickly. The goal of this book is not to teach .NET programming basics. We figure that if you re reading this book you have had some experience doing .NET development. Most people who buy this book are looking for a quick way to get up to speed with Silverlight. More specifically we are going to focus on the parts of Silverlight that are useful for building business applications. This book is the introduction to building business applications with Silverlight. We didn't want to leave you behind because you haven't done any Silverlight development before. The goal of this book is simple; provide a quick way for an existing .NET developer to learn the basics of Silverlight. In this book, David Yack shares with readers the information he wishes he could have found in one place when he got started with Silverlight. The book is designed as a quick start learning guide focused on the essential parts of Silverlight a developer new to Silverlight should focus on first. This book establishes the foundations for the next book in our Silverlight series Building Silverlight RIAs. It will pick up where this book leaves off with the next level of details on Silverlight features that are valuable for business applications.