1. A lots of comprehensive drawing, most of them are dummy-proof. 2. Very good content structure, one can start from any chapter without difficulty. It is easy to finds what he want. 3. Easy English (OK, okay, I am from Taiwan). No riddle-like description. Always has some explaination when refer to an unpopular theory. You don't need an encycopedia when you read this book. 4. Good coverage: Components, Power and grounding, EMI, PCB problem, general problems of product design, transmission lines.