What is the tax filing status after I-407?

Contact an international accountant for assistance.

Petition I130 ..for sister

Generally, she can still travel since the priority date is over 10 years away. Contact a US immigration attorney to review filing and travel...

How to sponsor a business partner ?

Contact a US immigration attorney to review employment-based options on behalf of your business partner and future employees.

You may remain in the US with a valid pending adjustment of status petition. Contact a US immigration attorney for review.

Immigration?

She may be able to apply for him after her approval. Contact a US immigration attorney and adoption attorney for specific review.

Biometrics and Work Permit (c)(9) ?

Schedule an iNFOPASS or contact a US immigration attorney for biometrics follow-up. The I765 cannot be processed without biometrics.

Can Trump's immigration reform affect current applicants under category F2A?

There is no way to predict the future. If there is a change in the law, contact a US immigration attorney.

If I sponsored a person who filed for refuge status but he left and I don't know where he is, am I going to jail?

Generally no. Contact a US immigration to review what was exactly filed.

What do I need to do if after 5 months I still haven't got the US citizenship interview reschedule?

Schedule an INFOPASS every 90 days. USCIS will reschedule when they can.

Can I apply for Visa extension for my Mom within 45 days of I-94 expiry?

Review the I539 instructions at www.uscis.gov and contact a US immigration attorney. ESTA/visa waiver cannot be extended.