I reviewed many CAD books back in the days when book reviews are generally in the publication of CAD, there are innovative, others are just sad. Then in early summer, a book arrived in the mail from Sybex: AutoCAD Secrets Every User Should Know by Dan Abbott. Reading it, I'm happy:. Here is a book for every AutoCAD user, even old-timers like me "Based on the popular" Things Every AutoCAD User Should Know "session at Autodesk University and other industrial activities, and provide you with answers to frequently asked AutoCAD questions in a direct style and comfort when using real-world case studies to put your skills into practice.