I was asked by a member of our class if there were other podcasts that I had made in the past that might be useful. This suggestion led me on a tour through my computer records and I did find several that might be of use to you as you prepare for the Final Examination. There is insufficient time to change formatting and you may not be able to use all of them, but here are links to each:

Contract Interpretation
Preliminary Negotiations
Anticipatory Repudiation