Nikaah & Marriage Issues

Q: If a man is going to sleep and only thinking lustfully about a woman and gets an erection, can he marry the woman's daughter?

Q: My sister in-law has gone with her 6 month old son to her parent's house for a holiday overseas. My brother had gone to leave her. Is it permissible if my father (her father in-law) picks her up and brings her back home and be her mahram if her husband is tied up with work? Also, is her father in-law allowed to be her mahram when travelling?

Q: I have a question about Mahr. How much Mahr was hazrat Faatima given and how much is that as per today and what is the minimum amount of Mahr?

Q: My question is about anal sex. My father wants to have it with my mom and she is not agreeing. He said that he will take a girl and will have anal sex with her in front of my mom. What should she do?

Q: My question is can a Sunni man marry a woman who is a Zaidi (Shia) since Zaidi's are closer to Sunnis than Shias?

Q: My question is if a person has been forcibly married by bribery and blackmail and then later has accepted the nikaah and has treated his wife with loyalty, can he get married again in a second nikaah? Can he do a second nikaah while still married to the first?

Q: Is is true that people say if someone gets married, the woman brings rizq and barakah in his life.

Q: My question is if wife wants to suck husbands private part and she wants to take it in her mouth, is it permissible in Islam. What is the correct way of intercourse?

Q: Can just by preparing a sweet dish and inviting 10 relatives walima can be done?