For example, in many shuls, there is a "Shabbos Mevarchim" kiddush, and I know of many people who try extra hard to be in shul that week (like it's parshas zachor or something). Is there any reason ...
If a congregation forgot to say birkas hachodesh on the Shabas before rosh chodesh, should it say it another time? When? (Does it, perhaps, depend on what day(s) of the week rosh chodesh is?) Note: ...