Rambam Hilchos Megila Perek Beis Halacha Yud Beis - Saying the 10 sons of Haman in one breath.

The importance of Saying the 10 sons of Haman in one breath. The uniqueness of Megillah and Igeres.

What is In Depth Shiur on Ramabam and Talmud?

Rabbi Perlstein gives in depth Talmud, Rambam and Chassidus lectures at Yeshivah and beyond.