What do I do if I don't make enough to sponsor my fiance?

As long as your brother is financially able and is a green card holder or US citizen, he should be able to co-sponsor for you.

The petitioner will need to provide evidence of financial support so should confirm that s/he is able to do so. In addition you will need to...

Can I work while waiting for the adjustment of status?

You should apply for an E A.D. while your adjustment of status is pending. That gives you authorization to work in the US.

How does change of nationality of beneficiary effect the I130 petition?

This should not impact the possible approval on the petition. You should notify the government when appropriate that there has been a change of...

Help me with my case . Not sure what went wrong?

It is best to discuss this matter with the attorney working on the case.

Do i have to pay fee for i 765 when i already applied for i130 and i485 ?

No you do not need to pay the I765 fee with a pending I485.

Can I have my N-400 rejected for addressing the fee’s cashiers check to USCIS?

Yes the application may be rejected and you should wait for a return of the application if this is the case.

"Is your spouse immigrating to the US with you?"

Yes you would answer this question as NO.

My spouse already lives in the US, how do I answer the question on DS-260 "Is your spouse migrating to the US with you?"

You would answer no for this question.

How do i expedite my naturalization process?

Unfortunately you cannot expedite a naturalization process and must remain patient.