Nikaah & Marriage Issues

Q:

1. What is classed as a qareeb?

قال قوم : هي قرابة كل ذي رحم محرم وقال آخرون . كل قريب محرما كان أو غيره

2. Is the husbands brothers wife a qareeb?

Q: Can a poor boy without money marry a girl?

Q: Can I marry a Hindu girl who wants to secretly accept Islam and follow Islam but not in the open public due to discriminiation of people?

Q: Can parents forcefully marry you to someone? Do they have the right? If no then what can we do to stop them for doing this. Also is there any wazeefa to soften their hearts and make them understand that we don't like the particular guy they like for us?

Q: Is it allowed in islam to put a coil or such contraceptives in the uterus for birth control?

Q: Please explain the issue of milk kinship in Islam. Also explain the fiqh and virtues.

Q: Are condoms allowed?

Q: My question is regarding nikaah. A guy performs nikaah himself (without a mufti and wali) with a girl taking Allah as his witness. The girl accepts this nikaah. He says she is now his wife. What is the ruling on this?

Q: Can I marry a hindu low caste girl if she accepts islam on her free own will?

Q: I want to know the fidya for having relations during haidh.