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Siman 252 — Melachos permitted and forbidden to begin on Erev Shabbos that continue into Shabbos

The shitah of the Alter Rebbe on the 20 seifim that codify which melachos one may begin Friday before Shabbos knowing they will continue into Shabbos (laundry, press, automatic machines).

The 4 levels of study

LEVEL 01

רמת המתחילים

Foundation — Introduction

Pedagogical introduction: Hebrew text of the Mechaber and Mishnah Berurah, smooth English translation, key concepts explained, practical cases and summary.

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LEVEL 02

רמת הלמדן

Lamdan — Advanced Pilpul

In-depth pilpul: Talmudic sources, shitos of the Rishonim and Acharonim, foundational chakiros, classical machlokesin, practical nafka minos.

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LEVEL 03

חזרה וסיכום

Master Synthesis

Master synthesis: central axiom, hierarchy of concepts, decision trees, mnemonics, common pitfalls to avoid, summary chart.

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LEVEL 04

דעת הרב

Daas HaRav — Shitah of the Alter Rebbe

The Shulchan Aruch of the Alter Rebbe on this siman: 20 complete seifim and 14 Kuntres Acharon entries. Strength and originality of the Alter Rebbe's psak, chiddush unique to the Rav, sichos and igros of the Rebbe that illuminate the topic, practical conduct le-ma'aseh.

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