Do I need to bring birth certificates for adult children who not apply?

This is an immigration question. Pass to that area.

Is it leagal for someone outside the immediate family to open a family members urn?

This is a divorce matter. pass to that area or ask the divorce lawyer.

Me and my wife got marreid in Iran while waiting for her f1 visa: Will that cause a problem entering the US ?

This is an immigration question. Pass to that area.

Can one inherit real property from LIVING PARENTS? What is the Legal Definition of "Inheritance" as defined by US Government?

This is an immigration question. Pass to that area.

How to transfer NY to CA. Family lives in SD ? My MD job will be in LA. I'm on CT Adm 4/5 Y felony Probation originated from NY

This is a criminal defense quetion. Pass to that area. How did this get into international???

Pass to immigration area. This is an immigration question.

COMPLETED DS160 with consulate as Vancouver. Need to change

This is an immigration question. Pass to that area.

Can I apply for I-485 while being legally in the US and my parents are us citizens?

This is an immigration issue. Pass to that area.

Hi I have filled my I-751 and it got approved & got my bio metrics on October 6th 2017. And on March 5th 2018 there was update..

This is an immigration question. Pass to that area. You need to consult an immigration attorney.

German nationality question can be answered by the closest German Embassy/Consulate. Contact them for an answer to your query.