Is it necessary that I get a Certificate of Citizenship even though I have a US passport?

Not really; if you received a US passport, it's good enough.

My daughter is 20 years old and my husband is going to file the I-130 for her. How long will it take for her to get through?

Is your husband also her father and he is a US citizen? Or, is he a permanent resident and she is not his daughter? All depends. Visa bulletin...

HOW TO PROVE PARENT-CHILD RELATIONSHIP, PARENTAL CONTROL, DAILY SUPERVISION FOR ADOPTED STEP CHILD FROM INDIA FOR IMMIGRATION

I would suspect that you need to go through I 130 process. Even if the child is not adopted, and a step a child, you should have no issues in...

Can a permanent US resident, separated from the citizen spouse, have problems returning to the US after a vacation abroad?

CBP can and now more often than before ask about your spouse and life together. It seems it is time for file for divorce and move on. Will you be...

When Do I need to re-register for my TPS for Syria?

Visit www.uscis.gov; they post the dates for the re- registration as well as updates on TPS.

Removal proceeding ..

It might be more complicated than you think. Your attorney should answer this question together with the question of your husband's future travels....

Travel for one month will not break the continuous residency requirement.

Is my $50,000 salary for me and my wife sufficient for the I-864?

It is your CURRENT income that matters. Attach a letter from your current job specifying position, start date and current annual salary.

I-751....Immigration....Green CARD.

Usually, you do not. Unless USCIS will send you an RFE. I 751 may take longer than 6 months to be approved. Sometimes, 9-10. It is normal.

Am I still legal in usa?

There are terms like authorized stay; valid status; being out of status and unlawful presence. J1 status is usually given D/S and even if the I 94...