5 Minute a Day - Business Halacha Shiur Live 
Rabbi Yechiel Rothschild

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We are happy to present to you a daily 5 minute shiur delivered live by Rav Yechiel Rothschild at our Lakewood Branch of Business Kollel Network.

The daily shiurim move through the current curriculum, clarifying the sugyos as well as delineating many possible contemporary scenarios.


The shiurim are short and concise, perfect for on the go!

Winter Zman 5774

Commitments and Kinyanim (Property Aquisitions)
Accompanying Mar'eh Mekomos
dover_emes_bilvavo_2.pdf
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Can MiShepura Be Used To Seize A Paid for Item (Siman 204, S'if Da'led) Divided into 3 Shiurim

Can MiShepura Be Used To Seize A Paid for Item (Siman 204, S'if Da'led) Full 15 Minute Shiur

Divided into 3 Shiurim

Full 15 Minute Shiur

Accompanying Mar'eh Makom:

tfisa_by_mi_shepura.pdf
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Accompanying Mar'eh Mekomos

Mechaber & Ramu simanim [204,5] [66,1] [209,6]
Shach - Simanim [66,5] [209,13]
K'tzos - Simanim [204,2] [66,4] [209,9]
Tumim - Siman [66,4]
Avnei Melu'im Siman [29, 2]
Even Ha'azel - Hilchos Mechirah [1, 4]
radvaz_mashkon.pdf
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divrai_chaim_rye_orbach.pdf
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bais_shlomo..pdf
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Avnei Milu'im.docx
File Size: 19 kb
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Accompanying Mar'eh Makom

Sha'ar Mishpat.pdf
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Accompanying Mar'eh Mekomos

rav_moishe_on_situmta.pdf
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situmta_mishkenos_yaakov.pdf
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situmta_pischai_choshen.pdf
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Shiur 19 can be found in the BKN Nationwide Forum Page

Mar'eh Mekomos:

Baba Metzi'ah 66b, Tosfos "Hasam"
Baba Basra 69b "Amar lai ar'ah v'dikli..." Rashbam and Piskai HaRash (12)
Tshuvas Harash 102, 10
Rama Siman Yora Dai'ah Siman 264, 1
K'neses Hagedola Siman 204, (On the Tur) 22
Minchas Pitim 204 / 209, 5 and look in Sheyarai Mincha also
Shu'T Pri Yitzchok 1, 49 & 50
Shu'T Radvaz 5, 2290
Yufu L'laiv 4, CM Siman 207, 1
Mishpat Shalom Siman 209, Mishmeres Shalom 4

Accompanying Mar'eh Mekomos

rush_davar_shelo_ba_lolam_by_mechusar_amana.pdf
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minchas_pitim_204.pdf
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minchas_pitim.pdf
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sheyarai_mincha.pdf
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pri_yitzchok_r_yitzchok_blazer.pdf
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yafa_llaiv_palagi.pdf
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Meseches Kesubos Daf 55a, Rishonim and Hafla'ah on Tosfos "K'subu"
Minchas Pitim 204
Shu'T Pri Yitzchok Siman 51
Shulchan Aruch Siman 243, 2 and Shach
minchas_pitim_204.pdf
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Mar'eh Mekomos:

Kehilos Yaakov (Mahari Algazi) Chelek Alef, 7, Daf 35a (brought down in following Minchas Pitim)
Minchas Pitim Siman 204, 8
Meseches Sucah Daf 46a and Maharatz Chiyus (in back of Gemara)
Choshen Mishpat Siman 249, 1 and Taz
Shu'T Hisorirus Teshuvah Chelek Alef, 17
Orach Chaim Siman 366, S'if Yud
Choshen Mishpat 270, S'if Bais: Rama, Sma and Gra
Nemukai Yosef in Meseches Baba Metziah Daf 6a (on Rif)
Ritvah in Meseches Baba Metziah Daf 12a
hisorirus_teshuva.pdf
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minchas_pitim_204.pdf
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btzel_hachachma.pdf
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chazon_ish.pdf
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Mar'eh Mekomos:

*K'neses Hagedola* Siman 204, S'if 19
*Tosfos in Meseches* Baba Basra Daf 123b
*Ketzos Hachoshen* Siman 207- 9 and Siman 278 - 15
*B'tzel Hachachma* Siman 160 - 5,9,10

Accompanying Mar'eh Mekomos:

Shulchan Aruch (Sh'A) chelek Choshen Mishpat (C'M) Siman 204 S'if 9, SMA S'if Katan (s'k)14 and GRA  s'k 14, Mishpat Shalom
Meseches Baba Basra: Hagahos Mordechai,  Simanim 456 & 457. Mordechechai Siman 477, 480, 482. Chazon Ish Siman 4, s'k 22
T'shuvas Harash Klal Vav, Siman 19 & 20
T'shuvas Harashbash Siman 566
Sh'A C'M Siman 333: Darkei Moshe s'k 5, Rav Akiva Eiger on  S'if 2, Nesivus 1
Sh'A C'M Siman 334: Bais Yosef (following Darkei Moshe Os 5 on Bais Yosef)
Shu'T Avkas Rochel Siman179 (v'od muchach)
Shu'T Maharash Engel Chelek Zayin, Siman 178
Kenese Hagedola (Mahadura Bais) Siman 22 on Bais Yosef - Os 2
Bach in Siman 12, s'k 7-8
Sh'A C'M Siman 81: Rama 1, Nesivus 5 and Tumim 6
Rama at end of Siman 163
Shu'T Ohel Moshe Siman 56 Daf 56 (V'od yaish le'hu'vi...)
Chidos Ya'akov Siman 106 (V'ra'isi B'sma...)
Shu'T Maharashdam Siman 94 and Maharik Shoresh 118 Os 4
mareh_mekomos_for_siman_204_sif_tes.pdf
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Accompanying Mar'eh Mekomos:

Meseches Baba Metzia: 46:, Rashi, Tosfos, Rif, Ramban and Ran
Rambam & Magid Mishna Hilchos Mechira 5,4
Ra'a'vad (ibid) 7,4

Rash in Kedushin 1,5
Choshen Mishpat Siman 199: Tur, Bais Yosef 1 & Darkei Moshe 1, Sh'A & Rama S'if 2
C'M Siman 204: Sh"A, Rama, Sma & Gra S'if 10

Accompanying Mar'eh Mekomos


Meseches Baba Metzia: 46:, Rashi, Tosfos, Rif, Ramban and Ran
Rambam, Ra'a'vad, Magid Mishna and Lechem Mishna in Hilchos Mechira 5,4 and Even Ha'azel

Ra'a'vad (ibid) 7,4

Rash in Kedushin 1,5
Choshen Mishpat Siman 199: Tur, Bais Yosef 1 & Darkei Moshe 1, Sh'A & Rama S'if 2, Pischei Teshuvah 1 & 2 and Mishpat Shalom
C'M Siman 204: Sh"A, Rama, Sma & Gra S'if 10 
Choshen Mishpat Siman 199: Bach 1, Nesivus 2, 
Machane Efraim Hil' Mechirah 4
Shu"T Maharsham Siman Chelek 3, 34
Shu"T Dovaiv Maishorim Chelek 1, 126
Chidusha Maharit on Kidushin
Shu"T Maharsh Engel Chelek 5,, 86-4
Shoshanas Ya'akov Siman 227 S'if 20

Accompanying Mar'eh Mekomos

Choshen Mishpat (CM) Siman 204: Tur, Bais Yosef 1 & Darkei Moshe 1, Sh'A & Rama S'if 2, Pischei Teshuvah 1 & 2 and Mishpat Shalom
C'M Siman 190: Sh"A, Rama, Sma 7, K'tzos 5,  
Nesivus in CM Siman 85:3 (Aruch Hashulchan quotes him as well)
Pischei Teshuvah in CM Siman 292:5
Mishna Lamelech (on the Rambam) in Hilchos Mechirah 8:1
shevet_halaivi.pdf
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Accompanying Mar'eh Mekomos

Meseches Baba Metziah Daf 49a, Rashi, Rash, Rif, Nemukai Yosef, Ba'al Hamaor and Milchemes Hashem (Ramban), Ran
CM 204, 11: Tur 11, B'Y, Bach; Rama,  Sma 12 and Shach 5
CM 204, 7: Shulchan Aruch
CM 333: Sma 1
R' Yerucham: 9,4 pg. 34
Shu'T Chasam Sofer 102
Shu'T Chacham Tzvi 70
Shu'T Maharsham 2, 125
Shu'T Shevet Halaivi 4, 206  *Attached PDF*
Shla in M' Chulin Inyan Masa Umatan B'emuna

Accompanying Mar'eh Mekomos

Min HaTorah or Midi'rabanan?

Mishna in Meseches Kedushin 26a: Ramban, Ran and Ritvah
Meseches Baba Metziah 47b:  Rashi, Ramban, Ran, Ritvah, Meiri and Chidushai Ohr Sameach.
Pnei Yehoshua in Meseches Baba Metziah 26b
Choshen Mispat Siman 198: Prisha 1 and Nesivus 1
Ketzos Hachoshen in Simanim 126, 3; 87, 32
Machane Efraim: Kinyan Meshicha 2
Choshen Mispat Siman 200: Shach, 5; Mishpat Shalom 1;
Shu'T  Birchas Cohen 40
Choshen Mispat Siman 199: Prisha 3

Will it work when a Kinyan kesef works?

Chinuch mitzvah 336; Minchas Chinuch 13
Ramabm Hilchos Mechira 3, 6
Choshen Mispat Nesivus in Simanim 196, 1 and 199, 4
Imrai Bina in Kuntrus Hakinyanim siman 2

Will it work min HaTorah when a Kinyan kesef is impossible?

Choshen Mispat  Siman 198: Nesivus 1; Chidushai Rav Akivah Eiger; Pischei Teshuva 1

Accompanying Mar'eh Mekomos

Is Kinyan Hagbaha min HaTorah or Midi'rabanan?

Mishna in Meseches Kedushin 26a: Ramban, Ran and Ritvah 26b.
Pnei Yehoshua in Meseches Kesubos 31b
Choshen Mispat Siman 198: Tur and Mechaber
Ketzos Hachoshen in Siman 198,1; 87, 32
Mesho'vaiv Nesivus 72, 30 (in hagaha)
Shu'T Chasam Sofer 99 (end of "u'bar")

How does Kinyan Hagbaha work?
Mishna in Meseches Kedushin 26a: Ramban, Ran and Ritvah 26b.
Meseches Baba Basra: Yad Rama in perek "hasefina" 26; Tosfos Rid 76
Choshen Mispat  Siman 197: Sma 3
Ketzos Hachoshen at the end of Siman 268
Ramabam Hilchos Mechira 3, 6
Nesivus in Choshen Mispat Simanim 196, 1 and 199, 4
Imrai Bina in Kuntrus Hakinyanim siman 2

What are some acquisitions included in Kinyan Hagbaha?
Meseches Baba Basra 86a: Rashbam; Rash Perek 5, 17; Ritva ("aval")
Sefer Hachinuch Mitzvah 336
Rambam and Ra'vad in Hilchos Mechira 3, 2
Meseches Baba Basra 84b and 86b:Rashbam and Rach
Choshen Mispat  Siman 198: Mechaber and Rama

Accompanying Mar'eh Mekomos

Meseches Kedushin Daf 26a: Rashi ("b'chavilai), Rabainu Tam in Tosfos ("ee na'mi"), Ramban, Rashba and Ritva
Meseches Kesubos  Daf 31a: Rashi ("d'ee ba'ee")
Meseches Airuvin Daf 79b: Rash
CH'M 198,2: Shulchan Aruch, Minchas Pitim, Choshen Aharon
Chazon Ovadia on Meseches Succos 396
EH'E 122: Pischei Teshuva 5
Shu'T Haramatz O'CH 20, 22
S'dei Chemed: ma'a'reches daled minim 3, 6
Shu'T Divrei Chaim CH'M Vol. 1, 33
Divrai Ge'onim klal 87, 7
Shu'T Chelkas Yo'av EH'E 13
O'CH 366: Taz 6, Mishna Berura 51
Shu'T Bais Shlomo 53

Accompanying Mar'eh Mekomos

Meseches Baba Basra: 75b
Rambam, Ra'a'vad and Magid Mishna in Hilchos Mechira 3:3; 4: 3&4 and Even Ha'azel

Choshen Mishpat Siman 198: Mechaber 3, 7, 9, 10, 13, 14; Sma 6, 15 & 20 and Gra 19
Rash in Meseches Baba Basra 5: 3
Meseches Baba Metzia 9b: Tosfos Rid
Sha'ar Hamelech in Hilchos Genai'va 3: 2

Accompanying Mar'eh Mekomos

 Meseches Kedushin Daf 25b: Rashi, Tosfos, Rif, Rash, Ritvah, Tosfos Rid, Maharit and Pnei YehoshuaMeseches Kedushin Daf 9b: RanMeseches Baba Basra Daf 76a: Rashbam, Tosfos,  Rash (Perek 5: 2 & 4), Rif, Ri Migash, Ramban and RashbaMeseches Baba Basra Daf 76b: Rashbam, Rabeinu Yona, RashbaMeseches Baba Basra: Rama Perek 5, 26
Rambam, Ra'a'vad and Magid Mishna in Hilchos Mechira 3:3; 4: 3&4 and Even Ha'azelChoshen Mispat Siman 198: Drisha 11, Mechaber 7 through 13, Sma 19 and Gra 18Choshen Mispat Siman 197: Bais Yosef, Mechaber & Rama 1, Be'er Hagola 1, Gra 3 & 4 and Choshen Aharon
Choshen Mispat Siman 250: Sma 15
Shu'T Chelkas Yoav: CH'M 1Shu'T Bais Yitzchak Y'D 2, 122
Meseches Baba Kama Daf 11b: Rashi
Shu'T Chasam Sofer Y'D 318, 2
Shu'T Ain Yitzchak Y'D 29Shu'T Avnei Nezer Y'D 405, 1
Shu'T Yerios Shlomo 34
Rambam and Magid Mishna Hilchos Mechira 3, 3; 4, 3

Accompanying  Mar'eh Mekomos

Meseches Baba Metzia: 49b, Rashi,  Rif (28b), Rash, Ritva and Tal'mi'dai Harashba
Rambam, Ra'avad & Magid Mishna Hilchos Mechira 3, 6Choshen Mishpat Siman 198: Mechaber 5; Kneses Hagedola Hagahos B'Y 9
Choshen Mishpat Siman 313: Bais Yosef & Ktzos Hachoshen 1
Shu'T Igros Moshe Chelek 1: 52, 2 Rabeinu Yerucham N'siv 10, Chelek 2, 33-4
chart.pdf
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Accompanying Mar'eh Mekomos

Meseches Baba Metzia: Rash (4, 8);  Ritva 10a; Shita Mekubetzes 25b; Hagahos Ashri (2, 9)
Rambam, Hilchos Mechira 3, 7
Choshen Mishpat Siman 198: Bais Yosef, Mechaber 5; Shach 6 & 7
Choshen Mishpat Siman 313:  & Ktzos Hachoshen 1
Shu'T Igros Moshe Chelek 1: 52, 2
Accompanying Mar'eh Mekomos
Choshen Mishpat Siman 198: Bais Yosef (from Hagahos Mordechai in Meseches Baba Metzia 249);  Mechaber & Rama 5; Shach 9, Sha'ar Mishpat; Pischei Teshuva 6 & 8Shu'T Ksav Sofer Y'D 160
Shu'T Prach Ma'te Aharon (Chelek 1, 11, "Ela Shekasha"Shu'T Rashbash 178
Shu'T Sho'el U'maishiv Ma'ha'dura T'li'sa'ah 1: 8

Accompanying Mar'eh Mekomos

Meseches Baba Metzia:  Ritva 49b ; Ran 49b ("K'gon"); Ramban in the name of Rashi 99; Nemukai Yosef 30a (Mahadura Rishona: "Gemera"), 57a in the name of the Rashba; and in Baba Kama 29aBa'al Ha'itur: os Shin - Schirus
Meseches Baba Kama 79b: Rashi ("Bni"); Drush V'Chidush of HRHG'R Akiva Eiger quoting the Tur in the name of the Ra'avad
Choshen Mishpat Siman 198: Mechaber 5; Sha'ar Mishpat; Ma'te Shimon: H' B'Y 5; Chidushai HRHG'R Akiva Eiger on the Mechaber 7 
Choshen Mishpat Siman 307: Bais Yosef 7
Shu'T Maharam Alshich 10
Shu'T Ateres Chachamim CH'M 10Rabeinu Yerucham N'siv 30, Chelek 3D'var Avraham (at the end of) 40Shu'T Divrai Shalom CH'M 8
Choshen Aharon 199

Accompanying Mar'eh Mekomos

Meseches Baba Metzia: Rif 29b;  Tosfos 43a "Mai"; Rash 13; Ran 49a "Amar Rav Papa"
Mordechai  in gitin 394
Teshuvas Hageonim: Sha'arai Tzedek 4, Sha'ar 2, 39Rambam and Magid Mishna, Hilchos Mechira 7, 3
Choshen Mishpat Siman 198: Bais Yosef, Bach, Mechaber 15; Shach 6 & 7
Shu"T Bais Yitzchok Y'D Chelek 1: 191, 5

Accompanying Mar'eh Mekomos

Meseches Baba Metzia 49a: Ramban, Ran "Amar Rav Papa"Choshen Mishpat Siman 198: Tur 18; Bais Yosef;  Mechaber 15; K'neses Hagedola HGB'Y 12; K'tzos Hachoshen 5; Nesivus Hamishpat 6Machane Efraim: Kinyan Ma'os 11Rabeinu Yerucham N'siv 9, Chelek 4 (32a)

More exceptions to the Only Non-Cash Purchase Governing Decree:
An Unnumbered Wad of Cash Purchase:Meseches Baba Metzia 45b:
Choshen Mishpat Siman 198: Mechaber 1

Check/Cheque Purchase:

Machane Efraim Kinyan Ma'os 5Choshen Mishpat Siman 204: Nesivus Hamishpat 4
Shu'T Shoel U'mashiv Mahadura 2: 4, 110

Purchasing Via a Proxy:

Choshen Mishpat Siman 183 Mechaber 3; Nesivus Hamishpat 1

Accompanying Mar'eh Mekomos

Understanding the concept of Kinyan Situmta:

Meseches Baba Metzia 74b: Rashi;  Ritva; Shita Mekubetzes in the name of the Ra'avad; Me'iri
Rambam Hilchos Mechira 7, 7Choshen Mishpat Siman 201: Mechaber
Shu'T Maharashdam 380
Shu'T Chasam Sofer: Y'D 314
Shu'T Ramatz: Y'D 76, 2
Ma'areches Hakinyanim 11 "U'lfi"Shu'T Tuv Ta'am Va'da'as: Third Edition, Chelek 2, 146

Is it Min HaTorah...
According to the simple understanding of the Rashba in Meseches Baba Metzia 74aShu'T Harashba Hameyuchasos Leha'Ramban 225Shu'T Harivash 345
Shu'T Maharashdam 380
Shu'T Haradvaz 1, 452 and 503
Shu'T Chasam Sofer CH'M 12, 2 and Y'D 314
Shu'T Tuv Ta'am Va'da'as: M' Telisa'a: 2: 142 and 143
Shu'T Tzemach Tzedek Y'D 233Shu'T Chasan Sofer: Sha'ar Hamak'ne: Hakinyan V'hashtaros 27
Shu'T Shuv Ya'akov 21Shu'Y Maharam Shik CH'M 41

 ...or Midirabanan:

Nesivus Hamishpat 201, 1Choshen Mishpat Siman 87: Rama
See Shu'T Maharashdam 380 according to the Rashba
Shu'T Ain Yitzchak O'CH 22: 1: 2Shu'T Shoel U'maishiv: M' Kama: 91Shu'T Divrai Chaim: 2: Y'D 107Shu'T Maharash Engel: 7: 136Shu'T Avnei Nezer Y'D 2: 405; 406, 3; 209, 3
Ta'ba'as Hachoshen: 3: beginning of Kuntrus Mishpetai Hate'na'im

Even if Midirabanan it still affects all subsequent activities as a if it was min HaTorah:

Shu'T Noda Beyehuda: EH'E: 54 "Uma-Shekasavta She'im..."Shu'T Maharsham: 6: 27 from the Neta Sha'ashu'im 30 from the Lechem Mishna and the Machane Efraim
Does the merchant need to buy it back after the kiyan situmta or can one just "forgive it back" and is there mi she'para?
Meseches Baba Metzia 74a
Choshen Mishpat Siman 204: Tur 4; Prisha
Shu't Ateres Chachamim: Y'D: 24 brought also in Shu'T Maharash Engel: 8: 134

Accompanying Mar'eh Mekomos

Choshen Mishpat Siman 201: Prisha 2; Mishpat Shalom 2; Ma'te Shimon hagahos ha'tur 3 from the Rashbash
Yorah Dai'ah Siman 239, 2: Bais Yosef; Sma 2Choshen Mishpat Siman 81: Sma 28
Choshen Mishpat Siman 87: Pischei Teshuva 36 from the Shu'T Shvus Ya'akov
Choshen Mishpat Siman 209: Taz 4; Ma'te Shimon

Accompanying Mar'eh Mekomos

Does work:
Meseches Gittin: Mordechai 363-364 in the name of the Maharam
Shu'T Harash: 13: 2Shu'T Maharam MeRotenburg (Printed in Prague) 949Shu'T Chasam Sofer CH'M 66
Shu'T Bais Yitzchak CH'M 60: 1
Shu'T Sho'el Umaishiv First Edition 2: 39Shu'T Hamabit 2: 153Shu'T Maharashdam 80
Shu'T Maharam Shik CH'M 41
Shu'T Tuv Ta'am Va'da'as: Second Edition: 175
Shu'T Mahari Hakohen: Second Edition CH'M 1 "Shai'nis L'hanal"Shu'T Maharash Engel: 7: 165 from the Shu'T Bais Shlomo
Mekor Chaim Hilchos Pesach 450Masa Chaim  on page 60: 116 from the Ma'gain Geborim at the end of Ch. 10: pg. 29cShu'T Ba'ee Chayai CH'M: 2: 11 pg. 11bShu'T Bais Shlomo CH'M 84Shu'T Chochmas Shlomo 312: 1
Shu'T Divrai Chaim 1: CH'M 28 and  2: CH'M 26
Shu'T Shaim Aryeh: CH'M 25; Y'D 48 "ve'lecha'ora"Pninim De'rabeinu (HG'R Y'S Elyashiv) 5: pg. 264

Does not work:
Meseches Gittin: Mordechai 363-364 in the name of Rabeinu YechielMeseches Shabbos: Hagahos Mordechaim 472-473
Bais Yosef in Y'D 264
Yam Shel Shlomo in Baba Kama: 8: 60Choshen Mishpat Siman 201: Pischei Teshuvah from Shu'T HG'R Akivah Eiger 134; Ketzos Haachoshen  from the Bach; Ma'te Shimon hagahos ha'tur 8Shu'T Noda Beyehuda: 2nd edition: O'CH 59 "Vehenai Im"
Shu'T Teshuras Shai 42
Minchas Shlomo second edition: 69
The Cogent Rationale behind the Argument
Shu'T Divrai Chaim 2: CH'M 26
Shu'T Sho'el U'mai'shiv First Edition: 2: 27Kovetz Shiurim in Meseches Baba Basra 276Shu'T Chasan Sofer: Sha'ar Hamak'ne: Hakinyan V'hashtaros 27

Accompanying Mar'eh Mekomos

Meseches Baba Metzia: Ran 45b ;  Nemukai Yosef 27bChoshen Mishpat Siman 201: Nesivus Hamishpat 1
Shu'T Harash 12: 3
Shu'T HaRivash 345Shu'T Maharashdam 380
Shu'T Maharshal 36
Erech Shai CH'M 30Shu'T Shaim Aryeh: CH'M 30
Shu'T Bris Ya'akov 100
Shu'T Tzizt Eliezer Vol. 16: 53

Accompanying Mar'eh Mekomos

Shu'T Hamabit Vol. 1: 153
Chidushai Pnei Yehoshua in Meseches Kidushin 48 on Tosfos "Hamocher"ShuT Mahari Hacohen: 2nd edition: CH'M 18 "Shainis L'hanal"

Accompanying Mar'eh Mekomos

Meseches Baba Metzia 66a: Tosfos "U'minyumi"
Shu'T Maharil Diskin: P'sokim  126Choshen Mishpat Siman 201: Hagahos Imrai Baruch 1; Kesef Kodshim
Choshen Mishpat Siman 229, 5: Rama; Sma 15; Shach 13

Accompanying Mar'eh Mekomos

Shu'T Mahari Hacohen: Second Edition: CH'M 18 "Shainis L'hanal"Shu'T Hamabit Vol. 1, 153Chidushai Pnai Yehoshua in Kedushin 48, on Tosfos "Hamocher"Shu'T Maharashdam CH'M 380Shu'T Chacham Tzvi 147Choshen Mishpat Siman 201: Nesivus Hamishpat 2

Accompanying Mar'eh Mekomos

Kinyan Setumta with a coin:

Choshen Mishpat Siman 201: Mechaber 2
Shu'T Rama 87Shulchan Aruch Harav 448: 11

Kinyan Setumta with cash:

Opinions that hold that cash may operate as a Kinyan Setumta
Shu'T Harashba Hameyuchasos Leha'Ramban 225 cited by the Nesivus Hamishpat 8 in Choshen Mishpat Siman 194Shu'T Yehuda Ya'ale Y'D 345
Shu'T Masa'as Binyamin cited by the Magen Avraham 345
Machane Efraim: Shluchin at the end of 15Shu'T Maharsham:  vol. 6: 223; maf'taichos to CH'M vol. 2: 230Choshen Mishpat Siman 201: Mishpat Shalom 2
Shu'T Shoel U'maishiv: Second Edition: 99
Shu'T Pischa Zuta vol. 2 CH'M 30. Also cites the Shu'T HaRadvaz vol. 1:574Shu'T Maharash Engel vol. 3: 25Shu'T Chasam Sofer 99Shu'T Harai Besamim vol. 2: 20Shu'T Maharash Engel vol. 3: 25; vol. 5: 62; vol. 6 6:10; vol. 7: 165

Opinions that hold that cash may not operate as a Kinyan Setumta

Choshen Mishpat Siman 201: Sma 4
Choshen Mishpat Siman 198: Sma 7; Mishpat Shalom
Shu'T Haradvaz vol. 5: 2097
Shu'T Maharam Shik: CH'M 41
Shu'T Avnei Nezer Y'D: 405: 11

Accompanying Mar'eh Mekomos

Kinyan Situmta by shtaros:

Shu'T Bais Shlomo: 33 pg. 132bShu'T Avnei Tzedek Y'D 135
Shu'T Levushai Mordechai: second edition: CH'M 20
Shu'T Maharash Haleivi: CH'M 47 pg. 86b
Choshen Mishpat Siman 201: Nesivus Hamishpat 1

Kinyan Situmta when only a partial payment is given:

Choshen Mishpat Siman 198: Sma 7
Choshen Mishpat Siman 201: Sma 4; Nesivus Hamishpat 4
Shu'T HG'R Akiva Eiger: 134Shu'T Chasam Sofer 99

Kinyan Situmta by checks and credit cards:

Shu'T Minchas Yitzchok: vol. 5: 119 "V'henai P'shita"Kovaitz Bais Dovid: vol. 4 pg. 366 citing HG'R Y'S Elyashiv

Accompanying Mar'eh Mekomos

A Kinyan Situmta consumated with mere words?

Meseches Gittin: Mordechai 363-364 in the name of Rabeinu YechielMeseches Shabbos: Hagahos Mordechai 472-473Bais Yosef in Y'D 264
Choshen Mishpat Siman 201: K'neses Hagedola H' Hatur 5 and  H' B'Y 101; Kesef Kodshim: Erech Lechem Shu'T Haradvaz vol.1 380
Shu'T Maharshach  vol. 3: 68
Shu'T HaTashbatz 398Shu'T Mishna Sachir vol. 1, 72Shu'T Maharshag vol. 2 113Shu'T T'shuvos Vehanhagos vol. 1 803

Explanation of why and when Kinyan Situmta works with mere words:

Yam Shel Shlomo in Baba Kama Perek 8 cited by Hagahos HG'R Akivah Eiger in Y'D 264Shu'T Mishna Sachir vol. 1, 72
Shu'T Tuv Ta'am Va'da'as: vol. 1 Y'D 269-270; vol. 2 in Hilchos Bechor
Chazon Ish CH'M 22
Yorah Dai'ah 264: Bais Yosef; Rama 1
Bais Yosef in CH'M 205: 7 "U'ma Shekasav Lo"S'dai Chemed: K'lalai Haposkim 12: 5Shu'T HaRama 20

Accompanying Mar'eh Mekomos

Opinions that a penalty clause is enforceable

Meseches Baba Metzia: Tosfos 66a "Minyumi"Even Ha'ezer 61: Rama 5Even Ha'ezer 50: Rama 6

Opinions that a penalty clause is unenforceable

Shu'T Harash: 72: 7
Meseches Nedarim: Rash 4, 10Shu'T Harashba vol. 3 211Choshen Mishpat Siman 207: Mechaber 15
Shu'T Avkas Rochel 89Chazon Ish CH'M: likutim 16: 11

Dina Demalchusa according to the Rishonim:

Meseches Baba Basra 55b : Rabeinu YonahShu'T HaRashba hameyuchasos l'haRamban 225

Does the custom have to be also in regards to the collection of the penalty?

Shu'T HaRivash 345Shu'T Minchas Yitzchak vol. 6 170: 20

If the penalty clause is enforceable on the grounds of liquidated damages

Choshen Mishpat Siman 328: Mechaber 2

Accompanying Mar'eh Mekomos

When kinyan situmta includes real estate according to everyone

Choshen Mishpat Siman 201: Bach; Sma; Shach
Shu'T Mahari Haleivi vol. 2: 91

Kinyan Situmta in relation to an akum:

Opinions that it applies to an akum

Choshen Mishpat Siman 201: Kesef Kodshim
Shu'T Ma'sa'as Binyamin 97
Shla in the beginning of Meseches PesachimShu'T HG'R Akiva Eiger 37Shu'T Bais Shlomo Y'D vol. 2 186Shu'T Ha'elef L'cha Shlomo Y'D 287
Shu'T Maharsham vol. 5 18D'var Avraham vol. 1: 1Shu'T Bris Ya'akov 99SH'A Harav 448: 11
Orach Chaim 448: Mishna Berura 19;

Opinions that it may not apply to akum

Shu'T Maharam Mintz 5
Nachalas Shiv'ah 31
Ketzos Hachoshen in CH'M 66: 32
Orach Chaim 448: Mishna Berura 19; Bi'ur Halacha 3

Differentiating between it's revelence to something Min Hatorah or Midirabanan

Chikrai Laiv Y'D 43
Mekor Chaim 448, 5