You can always petition for your father. The process may varies depending on the status the person the person maintains.

Compelling circumstance is needed to seek the EAD. Loss of job or the fact you cannot find a job is not a good reason to apply.

I don't believe you can seek to modify a conviction. You can seek petty theft exception if it applies on your visa application.

If funds for EB-5 are insufficient, consider E-2 for business

You will need a new visa to enter the U.S.

Look into other categories too which offer better benefits.

Yes, visa can be sought after marriage to citizen from home country.

There is a reason why discussion with counsel is confidential. Posting online on public forums not recommended.

If the waiver was sought and approved, you may submit it and inform USCIS of approval of H-1B.

It is not that simple to get accurate information online for AC21 same or similar classification. You will find only general information online. ...