This book is a translation of Rockford Lhotka"s industry-standard title Expert One-on-One Visual Basic .NET Business Objects into C# language. Lhotka"s ideas remain extremely influential in .NET development, and this book translates those ideas directly to you, the C# programmer. Expert C# Business Objects reveals the opportunities available through .NET. You will learn to make informed decisions about developing your enterprise C# projects. Further, you will learn how to successfully trade off between performance and flexibility. This book contains the author’s component-based, scalable, logical architecture (CSLA .NET), an object-oriented framework that acts as the foundation for a range of enterprise applications which you are free to examine, use and modify.