Wait until you get your interview or another fingerprint appt. if they truly can't capture your prints they will likely take a sworn statement from...

You can file an I-129F for your fiancee. It will take several months to process.

Dont bring up until requested by USCIS by letter or as part of your citizenship. Make sure the resident since date on card is at least 4 years and...

Sister in law petition will take another 7-10 years.

Not only are you not eligible for Citizenship - you likely have abandoned/lost greenn card status

You have only waited 2 weeks? You are in for a big surprise. Your interview will be several months from bow - with or without your daughter.

Send a written inquiry and a phone inquiry or asl your local Congressperson to inquire on your behalf.

Which family members are you referring to? Spouse? Kids? If so, why not petition for them as a ramily based case?

If no oppositon from govt - judge will genrally grant green card. If medical is under two years at time of individual hearing/grant it should be fine.

You can file 4 years and 9 months after the resident since date on green card.