I-485 is not filed by an employer. It is to be filed by candidate to adjust status. I-485 needs a job offer from the petitioning employer or if...

Employer can file H-1B and you can withdraw your Visa application is it is not moving forward depending on the reason for the hold up

Is that a correct statement? Your new employer should get a second opinion. It is possible to seek H-1B through COS.

There is no direct way to adjust at E-2 visa holder. You will have to consider other family, employment or investment options.

Generally USCIS will look at past 5 years from filing however nothing stops them from going beyond the five years for more serious fallouts.

The parole document should be valid at the time of travel and seeking entry. IO is likely to seek information on the purpose of travel abroad and...

It is not recommended to travel and return if there are no job prospects. Days abroad are counted towards unemployment days.

Either she was granted asylum along with you so check with your attorney or you can apply for her to stay in the U.S.

It can be applied when you are in the U.S. or when you travel and seek entry on H-4 status depending on when current status ends

If H-1B is also filed by same employer, ensure she looks for a better employer and seeks a change of employer for the future