Fwd: An introduction to the introduction, and news in business halacha

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From: Yorucha <no-reply@yorucha.org>
Date: Tue, Nov 10, 2026, 7:00 PM
Subject: An introduction to the introduction, and news in business halacha
To: <agentemes4@gmail.com>

Dear Friends, Here is the latest from our world of programs, and further down, the introduction to Minhag B’Mamon. Nearly everything has been redone for this cycle. Come try it, and enjoy. Yorucha A comprehensive three-year learning track. Join thousands of learners worldwide gaining command over complex commercial halacha topics in structured monthly increments. Ribbis & Finance Track Expanding on the core Yorucha curriculum the year-long Ribbis and Finance track provides access and attainability to some of the most relevant, yet complex areas of Halacha in financial life.   מצרנות Metzranus A new sugya begins on Sunday, November 22. It is an in-depth limud of Choshen Mishpat, learned as one global chaburah, with participants from around the world learning in unison the same siman in Shulchan Aruch each week. The start of a sugya is an ideal entry point. Join Yoru Mishpatecha As we begin Minhag B’Mamon, a topic that serves as an introduction to the curriculum, here is the introduction to this integral topic.   Introduction to this topic Minhag B’Mamon מנהג בממון The concept of Minhag, the binding nature of the common practice, is usually associated with the laws of issur v’heter, what is permitted or forbidden in the eyes of the Torah. It comes as a surprise to many that minhag plays an even more prominent role in monetary halacha. As the Rambam (mechira 26:8) puts it, minhag is “a cardinal rule in all forms of commerce.” This concept finds its apex in a statement of the Yerushalmi (Bava Metzia 6:1) “minhag mevatel halacha,” a common custom will even override a normative monetary halacha. DEFINING THE TERMS OF AN AGREEMENT Minhag has two distinct functions in commerce. Its primary function is to define, clarify, and supplement the terms of agreements. The words we use can often have different meanings to different people or in different cultures. Local customs will define what the terms mean. Also, within an agreement, many details and conditions are often taken for granted and left unspoken. Minhag will fill in these gaps, and establish the usual norms as binding upon the parties. Unless the parties specify that they are not following the custom, they will be forced to follow the custom, even if they are the muchzak. In the first segment, we look at the dynamics of establishing such a custom. How common does a practice have to be in order to qualify as a minhag? Does the majority usage create a minhag, or does it have to be universal to the location? What if the employer and employee come from different locations with different customs? LOCAL REGULATIONS AND ENACTMENTS An alternate use of minhag is where the common acceptance of a regulation or a regulatory body can be binding upon the members of a community or trade. Chazal give credence to the self-imposed regulations of city members and even permit imposing penalties against rule-breakers. This was an important tool in the Jewish cities of old that were run by elected administrators who would levy taxes and create regulations for the members of their city. Even today, local HOAs and shul boards may well fit into this rubric and this would give their enactments halachic credence. There are some limitations to the power of common customs, such as when they conflict with a Torah prohibition, or when they are demonstrably irrational. Also, in a case where the minhag or its application is unclear, the minhag is no longer authoritative and we revert back to normative halacha. With warm regards, Yorucha Yorucha | Yoru Mishpatecha | Specialty Learning Tracks 290 River Avenue | Lakewood, NJ 08701 US You are receiving this because you are on the Yorucha mailing list. · Unsubscribe