Why does Hashem reveal Himself to Avraham in the fields of Mamrei? Who are Aner, Eshkol and Mamrei? Why do they join Avraham in his fight to retrieve his nephew Lot? Why do the people of Canaan occupy the land of Israel before it is promised to Avraham and his progeny? What is the concept of the chamber of exchanges? Find out in this week's Parsha Podcast.