What options does my significant other have for attaining legal status in the United States ?

It is not possible to answers these questions without much more information. Please consult with a Board Certified immigration attorney. There is...

Is there anything I can do to stay in the U.S and become legalized?

Based on these facts you have no immigration options unless you change the facts by getting married to a US citizen. However, you should be able to...

Can I move to foreign country for about a year or two to work in an American company after filing N-470?

If you have departed from the US for any reason with one year of receiving your green card, you are not eligible for the benefits of an N-470...

Will transferring of a pending N 400 application affect my processing time?

Changing jurisdiction for the case will add at least six months to the process.

You do accrue unlawful presence while under 18 or when in DACA so far you do not have any. You also have another six months of DACA. Then you...

I-140 withdrawn - Can I renew my H1b?

Doesn't your attorney know any of this? If not, you need a new attorney. As long as there was not an fraud in the I-140, you should be eligible...

Can my husband petition for my residency without me leaving the U.S.?

Since you entered legally and are married to a US citizen, you should be able to process the entire case in the US. Good luck!

Can a person having a valid H1B visa(Not stamped) travel to Puerto Rico for vacation without a stamped visa?

You do not need a visa to travel to Puerto Rico and reenter the US. Doesn't your immigration attorney know this?

When Can I file form I-485 base on approved National Interest Waiver?

Assuming you were born in Egypt, you will look at the EB-2 worldwide category to see when it will be current for your priority date, which is the...

Wanting to marry a Saudi Citizen who is on OPT. If we get married will she need to go back to Saudi while waiting for Greencard?

She will be in the US throughout the green card process. There is no need for her to leave at any point.