The Rebbe acknowledges receipt of letters and panim, assuring the Frierdiker Rebbe’s continued blessings. He encourages perseverance in Hafatzas HaMaayanos, dispelling feelings of isolation. He addresses financial matters, Torah publications, esrogim, birkas hamazon, and the Oholei Yosef Yitzchak school network, emphasizing Chabad customs and proper Jewish education.
https://www.torahrecordings.com/rebbe/004_igros_kodesh/cheshvon/785