How long can I keep my I-693 Medical Examination for?

Effective November 1, 2018, the I-693 medical report will be valid for two years from the date of submission to USCIS (and not one year as it is...

How to change H1B petition applied from US to consular processing?

This doesn't make sense ... an H-1B is not 'tied' to the approval of an H-4 COS. Talk to the lawyer working on the H-1B.

Don't try to compare your situation to that of other people. Be patient.

Can I go for visa stamping in Mexico? Do I need to take dismissal papers with me ?

If the dismissal will be 'tied' to a plea bargain for alternative sentencing ... I would NOT go to Mexico.

No, you can not travel. To leave the US is an abandonment of the I-539.

Am i eligible for US Citizenship?

How long was your longest trip out of the US?

What happens to my pending H4COS application when spouse's H1B goes for extension? Does it stay valid or fil new H4 application?

The H-4 will expire in 'sync' with the original H-1B.

Yes, this could be a problem. Talk to the place where you purchased the MO to see if it was cashed.

Husband left me alone in the united states and visa is coming to an end.

You forgot to tell us what visa classification you have.

Yes, 2 employers can file for the lottery. BUT ... keep in mind that each one will be spending THOUSANDS of dollars and one, or both, might ask...