Those women with whom nikaah is not permissible

Q: I have recently been in a difficult situation to figure out if a marriage between a Sunni girl and Shia guy is allowable?

I have done a lot of research on this and on each other’s aqaid please enlighten me with your knowledge.

Q: If a man had sex with a woman without nikah, can he marry that woman's daughter? The daughter is from her first husband.

Q: If someone commits zina with a woman and later he commits zinnah with her daughter. Now he got married to the daughter. Is the nikaah or should he divorce her? What should he do?

Q: A Muslim brother is asking whether it is permissible to make nikaah to a non-Muslim (Hindu/Tamil). He is very keen on doing it the right way although the girl at the moment is not ready to read shahada. She is pregnant with his child and is willing to allow the child, when born, to be a practicing Muslim. What is the ruling for this brother?

Q: I have a girl that I love, we're both Muslims. She is married to a family very close to mine though we can still marry because people do it before, but now she is saying that we cannot marry because our families are too close. She gave birth to a girl in another family before re-marrying to this current family... I don't want to commit zina. What should I do? 

Q: if Tunisia is 99% Muslim and they just passed a law to allow women to marry non-muslims. Is it haram for that to happen or it was man made law or culture.

Q: One lady did hand job for me and kissed me, I also kissed her. Now, can I marry her daughter?

Q: I am dating a non-Muslim. Please I want to know if I can marry her though she has refused to join Islam.

Q: I am asking this question on behalf of my friend. He is married and got 2 kids. His wife got postnatal depression and he is thinking of marrying his wife's sister so she can lookafter his kid. Is it allowed in Islam to marry one's wife's sister? 

Q: Can a person marry her foster mother's daughter's of daughter?