Rabbi Welcher on Selichos night can be downloaded here here.
Rabbi Welcher on Halachos of Blowing Shofar can be downloaded here.
R' Daniel Stein on Hilchos Teshuva - Chapter 2 can be downloaded here.
R' Moshe Schwerd on Rosh Hoshana - Why Change is Possible can be downloaded here.
R' Yechezkel Rosenberg on How Loud Can You Daven on Yomim Noraim and Other Times can be downloaded here.
