Question
Can I take a tune of a Christian song and change the lyrics to make it Jewish? Is it permitted being that it is a mitzvah to turn a church into a synagogue?

Question
If one has to take a job that involves doing something that could lead to deaths (e.g. manufacturing bombs for a country not yet at war, but talking about it) in order to earn enough money to save your brother's life, is it ethically acceptable to take this work? (Situation in a novel I'm writing.)

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Genesis 1:28 “And God blessed them, and God said unto them, Be fruitful, and multiply, and replenish the earth, and subdue it: and have dominion over the fish of the sea, and over the fowl of the air, and over every living thing that moveth upon the earth.” Beyond p’ru urvu, does this mean domesticating animals is a mitzvah?

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Hello Rabi .. what is the perspective of woman's wear in Judaism? What about scarf or hijab .. can a faithful women dress in bikinis on beach or what?

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For English speakers, what are some resources (like in terms to where you can find it) for learning the Halacha of shekalim?

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If somebody is interested in learning contemporary/modern halachic responsa (20/21st century) in the English language, what book or Sefer would you recommend them with a decently long lists of responsum/teshuvot

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Dear Rabbi, I grew up with almost no background in Judaism but recent events in Israel have prompted me to learn more about my heritage. Any advice for me? Thank you

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Shalom aleichem Rabbi Lauffer. Thank you for answering my last question. Would it be permitted to brush one’s teeth with toothpaste after sunrise but before davening shacharis? Thanks.

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Why must we use a cup to rinse our hand before saying a brucha. The question is on the cup and not simply using the faucet.