Is the any thing that I can do to expedite the EAD application

You can try an infopass appointment as my colleagues have suggested. Not likely it will expedite the process but you can try.

There is a tourist visa b1 / b2, how real change in the status o1?

From the information you provided it is highly unlikely you will be found eligible for an O status.

It is possible to change but timing is hard to control. The process of securing the F abroad is normally faster.

If things doesn't work out in my marriage,can I still get my papers from my sister ?

Yes if you maintain status or wait for the resident status outside the US. Speak with an immigration attorney

Green card out processing times: what should I do?

Try an infopass appointment at the local CIS office. I you are not satisfied with the CIS reply consider legal assistance.

What is the process for an I290B?

You should discuss your matter directly with an immigration attorney. Often a motion to reconsider will not be helpful. if you were not a permanent...

Any chance? Any lawyer interested?

Need a full review of the filing RFE and business. Contact an immigration lawyer directly. You may use this site, the local bar association or AILA...

What is my current status? should i file h4-ext? how long can I stay in usa? what actions should i take? plz suggest

If the H4 was changed to H-1b your H4 ended the day of the change. Speak with the immigration attorney handling your matter.

Check the website for the court where you plan to marry. Generally a passport for the foreign national and a birth certificate/driver license or...

Does a U-Visa derivative who has been paroled to the U.S requires to request an extension of parole ?

Yes a parole extension should be requested