Programming is all about practice. There is no such thing as "theory" of C# and .NET programming. If you want to master C# and .NET, you need to write a large number of programs. This books contains detailed exercises that help you build your .NET, skills. While working through the exercises in this book most of you would feel the need for a trusted companion. This book is that trusted companion to Let US C#. It will help you validate your answers and teach you how to write better C# programs.