The Rebbe notes that religious kibbutzim in Eretz Yisrael plan to fully observe Shemitah. He inquires about recent rainfall's impact on crops. On delaying a bris for a larger gathering, he weighs zerizim makdimin against the mitzvah’s joy, allowing the custom. He prioritizes dividing Shas, as emphasized by the Alter Rebbe, over Mishnayos.
https://www.torahrecordings.com/rebbe/004_igros_kodesh/shevat/896