Can i replace our joint sponsor with another one? My first one is a citizen and makes enough but cant find all documents..

If your co- sponsor cannot demonstrate adequate income as required a second cosponsor is needed.

My petitioner has no income, his father is the joint sponsor. Does the petitioner have to show three years of total amounts?

Follow the form instructions carefully for the petition and the co sponsor.

Two H1B visa - which one is valid?

As my colleagues have recommended speak with your employer's immigration attorney. Ask about the last action rule.

Can I join my new employer with an approved H1B, while my current employer got a H1B extension at a later date?

Talk with your employer's immigration attorney.

If there is sufficient income to meet the poverty guidelines for the I-864 an earlier bankruptcy is not a bar.

My new employer has filed for H1B transfer but now I want to be with my current employer.

Your new employer should withdraw the filing.

What is the process to follow from f2 visa to f1 visa?

It may be possible to do the COS in the US. Discuss with your Designated School official.

Look for an attorney who has experience in immigration

There may be two options, perhaps more, for you to proceed with a filing to remove conditions with filing a joint petition. Contact an immigration...

How can my friend get a green card if she's already thirty, no family in America, and she's not marrying anyone?

Noting in the information you provided will lead to resident status. Your friend should talk with an immigration attorney as there may be some...

Likely the L-1 was approved. Your employer or the attorney for your employer should have or soon will have notice.