THE CONTEMPORARY ERUV is a comprehensive and lucid review of the laws of constructing and using an eruv, especially applicable to today’s urban neighborhoods. Compiled from many Talmudic and Rabbinic sources and presented in a clear, annotated and illustrated format, this important work will benefit every Jew. This fourth edition has been expanded by over 100 pages. It has been revised for even greater clarity, and it includes a large number of new illustrations, many of which are in full color, making them easier to understand. The additional material in this edition includes many more practical issues and scenarios and a new section on dealing with the secular authorities.