tài liệu tiếng anh, cần thiết cho nhưungx bạn muốn đầu tư về BDS. "Along the way, many people asked me what we were doing and how we did it. The home-building principles that are second nature to my wife and I were completely foreign to many of our friends. Even people in the home-building industry were interested in some of the unique approaches we used. These experiences inspired me to write this book."