What is requirements for being joint sponsor ?

Immigration like to see the past three years. He should include a letter or pay stubs from the current employer.

H1b Transfer before October (before Active Status) - possible?

No you cannot transfer it yet, wait until October.

Perm duties and H1B extention duties

I agree with my colleagues.

I140 revoked by Employer A,I485 pending more 180 days and currently working on H1 on 7th year with Employer B.

Talk with the employer's immigration attorney.

I'm here to visit my brothers where they are a U.S. citizen, and I have a tourist visa for five years. Can I get a Green Card,

Yes you can get a green card but it will take many years if your brother applies for you. Meet with an immigration attorney to discuss options.

I agree with my colleagues.

Is it legal to get my fiance to the U.S.A even if we r both females?

Yes it is. You will have to get married in a state that recognizes same-sex marriages.

What is the implication for a book and release in regards to criminal case to someone who already been denied adjustment of stat

That all depends on facts you have not presented. Best course of action is to seek a consultation with an experienced attorney.

Does divorce influence citizenship application? ( 8 years residency)

No it does not unless you acquired your permanent residency through a fraudulent marriage.

I got married in new york to my lesbian wife, i underwent sex reassingment from male to female. can i get green card?

Yes she can apply for you.