After a man dies without children, how long must the surviving brothers and widows wait before consummation or severance of their Zika bond? • If they did not wait and engaged in Yibum or Chalitzah, what are the ramifications? • If the widow has an ectopic pregnancy may she immediately sever the levirate bond? • How must a will be structured to be halachically valid? • Fructus rights in halacha