Making a kinyan on Erev Shabbos that will take effect on Shabbos.
Making a kinyan on Erev Shabbos that takes effect then but with a תנאי that will be fulfilled on Shabbos and the kinyan takes effect retroactively.
Pidyon Haben on Erev Shabbos that will take effect on Shabbos.
NIFLAOS MI-TORAS HASHEM BS"D!!!😊😊
