Is there an investor visa in Canada similar to the E2 visa in the US?

You will need to contact a Canadian immigration attorney to help you out on this.

They should be fine as long as you have a valid H-1B visa. You will need to file for their extension with the new employer prior to September 17,...

Do I have to send copies of my Approval notices, work permit and Social security card for renewal of DACA?

Yes. You will need to send copies of your work permit (front and back).

You should try to correct the name.

If I get TN but don't work for that company, what may be the consequences?

If you want to change employer, you will need to file I-129 or just seek change of employer at the U.S. border in Canada or Embassy/Consulate in...

Your rescheduling should not hurt the merits of your case. As long as you have a good explanation, you should be ok.

Can I transfer my H1B from Non-profit Organisation to Profit Organisation

It looks like you have been counted under cap-exempt H-1B category. So, you will need to apply for the next year and get one of the 85,000 visas...

Marriage on hold due to pending n400 application

You should not have any problems. Just let the officer know during the interview that you married after you filed N400.

Is there a way I can file i539 and get the visa extension and get my new i94?

It depends what kind of visa you have. Generally, you can file for extension of status without leaving the country. Of course, there is a risk that...

Removing conditions of residence

Look at the receipt notice. There should be an information on whether or not USCIS have accepted any payment on your behalf. Then discuss the...