Only a green card holder or US Citizen can be a sponsor on the affidavit of support, so individual income must be shown.

Now is October 2014 Who knows when U-VISA wait list holders how soon will get there visa and about who is family in overseas?

No one knows for sure when waiting list approvals will be issued.

If I have no income & I'm the sponsor for the I-864, but my parents each filed a I-864a & are above 125%,will that be sufficient

You must execute an I-864, even if you are using a co-sponsor.

Am I eligible for GC - EB1(C) ?

You must have worked in a managerial or executive capacity for at least one year for an overseas office of the company to qualify for Eb-1C.

Commence work while amendment is in process

The attorney representing your company is in the best position to answer these questions.

How can I file for divorce from my wife in the United States while I live in Jamaica? Is it costly?

Adultery, alone, is not a ground for a self-petition to come to the US.

H1B and EB1C with new employer .

You must have worked at least one year abroad for a qualifying branch or subsidiary of Company B to be eligible for EB1C.

It would be an excellent idea to at least consult directly with an immigration attorney to discuss your case.

Yes, you could try and file a Federal complaint for mandamus relief in the US District Court as a pro se litigant. Or, you could hire an attorney.

I am eligible to apply for work authorization. I was filed an EB3. My wife on H4 has worked but filed taxes each year.

Your wife appears to have been violating her status. You should consult with an attorney as soon as possible.