Green card petition

This sounds like a marriage-based case under investigation. Today's visit could be the end of it, or it could lead to more inquiries.

Canadian citizen marrying to a USA citizen... Staying rules...

There are far too many questions here to expect a meaningful answer of AVVO. Click on the "Find a Lawyer" button above and schedule a consultation...

Change of status by filing green card through marriage and working

Once you have filed for adjustment of status base don the marriage, it is not necessarily a problem if you do not maintain your F-1 status.

Can I travel to India while my H1B petition amendment is pending?

If you depart the US while an application for change or extension of status is pending, you will be abandoning the application.

Yes, it is possible to change status from H-1B to F-2. Consult with an immigration attorney for the further information you seek.

Switching jobs after EAD

Your lawyer is correct. Listen to him or consult with another attorney for a second opinion.

Can I do something if consolate denied b2 visa?Can my husband enter in USA like tourist for help me to sell all?

You should consult with an immigration directly in person to discuss your options.

The relatives I sponsored to visit the US are causing trouble for my family and working without authorization, what can I do?

This depends on what you mean by "sponsor." You may have continuing responsibilities if you signed an affidavit of support.

What is someone was arrested for a domestic dispute after bio-metrics appointment was done and has the interview coming up 2 day

This question should have been posted under Immigration.

Will my husband be granted american citizenship if he owes back in child support?

He must prove that he has been a person of "good moral character" for the statutory period applicable to his case. Disregard of child-support...