The answers to your questions are yes, yes, and yes. There you have it!

Failure to transfer automobile title without more, is not disqualifying for eligibility to file N-400.

F-1 and derivative F-2 visa holders, are unauthorized employment in the US.

In that case, 2 passports new and old would be required for overseas travel.

You may file I-751 waiver anytime, but USCIS will not adjudicate until divorce is final. Good luck.

As an LPR conditional you can invite your mother to visit.

You claim to be a USC, if true you do need permission or visa to work in the US.

Due to the pandemic, as well as other factors, known and unknown, including US security reasons, there is a backlog USCIS cases. You may sue and...

The nature and seriousness of the offense may affect the outcome H1-B transfer application. Good luck.

Under US immigration law, a USC may petition for parents to become LPRs.