I have an L1 A Visa valid till Dec 2016 and want to how to apply for Canadian visitor Visa ?

If you are in the U.S. in valid L-1A status you should contact the Canadian Consulate closest to you that handles visa applications. This...

Can I get a green card through my wife who is presently unemployed?

Yes, your fiancee can petition for you to become a lawful permanent resident once you married. As part of the permanent residence...

Question #18 on the I-130 Petition for Alien relative states, "Address where your relative intends to live?"

While you can remain in Canada for most of the process, there will come a time that you will need to show that you are either domiciled in the U.S....

My USA citizen husband ( staying in Florida ) had filed for I 130. But he has changed his mind !

Unfortunately, a divorce would result in a revocation of the I-130 petition meaning you will not be able to immigrate to the U.S. based on this...

I am belong F4 category. My sister sponsor me and priority date is 2-Jan-2003. Can I expedite my F4 Visa Interview.

You did not say if your priority date is current. That would need to be determined first.

I had entered the US years ago on an f1 visa. Did OPT. And then got married.

The better plan would be to postpone the interview, and then withdraw the application just before you move out of the country. I suggest you talk...

This information is not likely to help or harm your petition for citizenship. So, feel free to add it or leave it out.

TN extension.

There should not be a problem so long as you and the job offered continue to qualify for TN status

Do I need a lawyer

I suggest sending in a copy of your plane tickets and reason for expedite. There is no way to know if your request for expedite will be granted...

I have lost EAD card in mail, then i reapply for replacement of it, they denied that my EAD is already approved . what to do ? i

http://www.uscis.gov/green-card/green-card-processes-and-procedures/employment-authorization-document explains what you need to do.