Yes, you need CPT and the undergraduate schools might have given you incorrect information. Hopefully you've left the US and returned with a new...

Yes, you can create a company and work for it. BUT, keep in mind that TPS is TEMPORARY Talk to an attorney via Skype about future, more...

If my brother its a citizen?

The petition of a US citizen brother will have no value for at-least 10 years.

I do NOT recommend that people from Iran travel internationally at this time.

I applied marriage GC in May 2020. I am on OPT EAD till July 29. How can I continue working between OPT End and GC EAD start?

Stay away, FAR, FAR AWAY from Day 1 CPT schools. Once your OPT EAD expires, you must stop working and wait for the GC based EAD to arrive.

Can a non-immigrant visa holder adjust status through winning of GC lottery while staying in US past the expiration of the visa?

Did she win the 2021 lottery? If so, she can't adjust until AFTER October 2020 ... probably quite a bit later, depending on her 'number'.

Can I legally stay and attend classes as I wait for COS decision? currently on L2 turning 21 in Sep 2020.

Yes, you can stay, as long as CIS RECEIVES the I-539 before you turn 21.

Make sure that your criminal defense lawyer gets a WRITTEN opinion from an immigration lawyer ... this sounds like a domestic violence conviction...

Can I recall b1/b2 visa application or do stop payment?

CIS almost never gives refunds. Sure, you can try to stop payment ... but, it is probably too late.

No, you should not be taking advantage of the national passport issued by the country you are afraid of.