Very quickly review “גמרא דף כו: “כשתימצי לומר (top of the Amud) until “כמאן אזלא” (ten lines from top of Amud)
Questions:
Can the מבטל renege his ביטול?
How can the residents lock in the ביטול?
How do we conclude l’halacha?
Learn שולחן ערוך ס’ ש”פ סע’ א and the משנה ברורה
https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=111
https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=112
(also see ס’ שפ”א סע’ א)
In case where the person is only מבטל his rights in the courtyard. The מבטל is permitted to carry items from the other residents houses to the courtyard. However he is not allowed to carry items from his own house to the courtyard.
We learnt a Machlokes between רש”י and רבינו יהונתן
https://hebrewbooks.org/pdfpager.aspx?req=37954&st=&pgnum=348
See ריטב”א for נפקא מינה between the two explanations.
https://hebrewbooks.org/pdfpager.aspx?req=9610&st=&pgnum=150
Learn רשב”א who brings a different reason from the ראב”ד why the מבטל is not allowed to carry items from his own house to the courtyard.
Note: The ראב”ד understanding of ביטל of ones house
How do we conclude lehalacha?
Learn שולחן ערוך ס’ ש”פ סע’ ב and the משנה ברורה
Can the מבטל carry items from the other residents homes to the courtyard before they made a chazaka in the courtyard?
See ביאור הלכה “וגם