You go to court and law enforcement agency, and have the error corrected.

Yes, you can travel with Form 512T to and from the US VI.

I agree with the above assessment. Sharing your U visa denial letter from USCIS would be a great place to start.

It appears you have a tax issue not immigration.

It appears you do not have an immigration question or issue now.

AP is not required; the US VI is a US territory. If you have one may be used.

Additional information is required about your status and immigration history.

Additional information is required for an answer. Good luck.

It appears, you do not have a direct immigration question. You may refer tax questions to IRS, accountants, and other tax professionals.

Your question is vague, what do you mean by "unemployment"? By whom and for what reason or purpose??