Purim (2)

Sometimes a quick exchange communicates more effectively, and more personally, than an article. Sometimes, just seeing that others share our questions can make us feel more connected. Our posted questions and answers are an opportunity to learn from each other. Keep in mind that each questioner’s situation may be unique, in ways that affect the halachah. Even the tone of a question can affect the tone of an answer.
If one follows the Tzitz Eliezer and R. Ovadia, that 10 women together say all 4 Brachot, beginning and end, and if different women are saying the first and last perek, does the woman who says the first 3 brachot say the last, or the woman who reads ...
I live in Yerushalayim and I usually participate in a women's megilla reading. Looking ahead, this year is Purim Meshulash. How does this work if Covid doesn't interfere?