Wear on the corners. Look at all photos.. corner is coming off.The "Real Estate Principles 10th Edition" by Charles F. Floyd & Marcus T. Allen is a comprehensive guide covering the essential concepts in real estate. Published by Kaplan Publishing in 2011, this hardcover book delves into topics such as real estate general principles, house and home, and business and economics. With 451 pages, this tenth edition includes illustrations and is written in English, making it a valuable resource for anyone interested in the real estate industry.