Nikaah & Marriage Issues

Q: In which month should we do nikaah according to hadeeth mubarak? Imam Saheb of our masjid say that nikaah is graceful in month of Shawwal, Jummah day, after Asar.

Q: I am 17 years old. My mother has passed away last year and I am living with my mamo and nano. I am totally burdened to them. My sister got married last year. They want me to also get married. I am biologically 19. My age was change in childhood. Can I get my nikaah since I've heard that girls under 18 cannot get married?

Q: Can a Muslim boy marry a non-Muslim (Hindu) girl after her accepting Islam?

Q: I’m a 54 year old widow for 5 years. I recently made nikah (alhamdullilah). Our nikah was done accordingly to sharia ruling, but we didn’t sign any register. We’re not worried about it either. But many people say now we were supposed to sign a register. Is that really that important?

Q: Different "Rasam o Riwaj" on weddings like "mehndi, band baja, bhangra, music" are sinful activities. If we performing wedding in Muharram and Safar, then the sin of these activities remain same or higher?

Q:

1. I have been in a secret nikaah for 10 years. As such, we didnt do walima. My immediate family now know about my nikaah. Is it possible to do a walima so long after a nikaah?

2. Also, according to my husband he says that because I'm a secret wife, I have no right to inheritence according to Islam. Kindly confirm/clarify.

3. I must point out that 5 years ago, his first wife learnt about us. She was devastated but wanted to meet me. She has accepted his nikaah to me but insisted that the nikaah must still be kept a secret and set specific rules for us. So...is our nikaah still a secret one and is it justifying for her to set such rules and ask that the nikaah still be kept a secret?

Q: I have psoriatic arthritis. It gets worse after each pregnancy. After my 2nd child (I have 2), the bones in my feet and knees have become bad so I can only read salaah while sitting on a chair. I can't go on my knees at all as it causes excruciating pain and I can't wake up. In my case, would I be allowed to tie my tubes after a 3rd baby?

Q: What are the duties of in laws towards their son in law? Are they obliged by Islam to call and visit their son in law more often and if he is living abroad and comes after 7 months should that son in law be invited to any party etc? If a son in law takes this as an issue that why didn't they invite me home etc. what should a wife do in this case?

Q:

1. Is it permissible for a woman to request surgery (caesarian section) instead of natural birth so as to avoid the pain of labour?

2. Is there any nifas in the case of caesarian section birth?

Q: A person gave his daughter to his sister when she was a child (for adoption). Can she (the adopted girl) marry with the consent of her father's sister?