Green Card holder, can they apply a green card for siblings ?

A U.S. resident can not file a FORM I-130 on behalf of a sibling.

Visiting Canada

Your and your spouse have merely extended the H-1B and H-4 statuses with USCIS and not your visas. If you travel to Canada you may require a visa...

Do I need to answer yes or no for the Q: Were you previously employed. Is this Question asking my job outside or inside the U.S.

The question refers to employment anywhere.

I have been in the USA on a work permit for more than 5 years am I eligible for citizenship ?

You can not become a U.S, citizen by merely being present in the U.S. with a " work permit".

Can I move to the U.S and work right away after my Green Card interview?

When the immigrant visa is granted by the U.S. consulate you can then enter the U.S. and you will be a a lawful U.S. resident upon arrival. You can...

Naturalization

You should wait 3 years from the time you re-married your U.S. citizen spouse before you file the FORM N-400.

I want to help me to emigrate to the United States

You should first (a) obtain a qualifying job offer or (b) invest a qualifying amount in a business venture in the U.S. You can then search for an...

The Texas DMV website will provide you with the guidance that you are seeking.

Your planned entry as a non immigrant tourist will certainly contradict your spouse's request for asylum to remain in the U.S.

Is L1A not approved?but why L2 case is showing as approved?

Your L-2 is not approved until the L-1 is approved and both approvals from USCIS are issued. You should wait until you obtain the approvals for...