Severance package - 2 payrolls on H1b ?

You can work on multiple H-1B approvals. That should answer your question. Also, in your case, April 15 will likely be considered the "termination...

I have my marriage based 2years green card. Must i have a joint tax filling with my husband to apply for my 10years green card.

Joint tax returns are only one element of various proofs you may use. You are not required to show joint tax filing, although it is helpful. To...

Yes, both if your European employer is a subsidiary or a branch of the US employer which I'm assuming it is since you're on the US based...

Can I petition my wife after i got my green card because of abuse?

How long were you married for? Did you end up filing a I-751 waiver application based on abuse and receive an approval? If that is your starting...

B2 tourist visa I-94 expiring, extend with I-539 due to corona virus?

It depends on your prior travel history, your home country, any potential or prior violation of stays. You may apply for an extension based on your...

My wife's immigration case got refused what should I do?

Like Mr. Berman said, it may be an error. However, if it is not. There is no recourse other than to re-apply and make sure all the proper...

Can she cancel his visa or is there anyway we can do so he cant go here in USA

No, she can't "cancel" his visa and unless CBS finds his intent fishy i.e. they believe he will not return to his home country due to any...

When can I apply for naturalization?

You're eligible 3 years into receiving your green card. The conditional green card period is included in the 3 year period. Assuming you received...

I have green card for 20 years ard residing continuously in the US fo 18 months Am I eligible to apply for Citizenship?

Your green card is likely expired, but yes, you can apply for citizenship without having to re-new your green card.

Become Citizen?

I hope someone can decode what it is that you're trying to ask here.