It appears your disclosure to work in the U.S. triggered unauthorized employment and refusal of visa and revocation. It does not matter who you...

Old approval should not be used if you will enter to work for new employer. Old valid visa issued to you based on old employer's approval notice...

It depends on what status she was maintaining and what status she applied to change to. There may be other options for her to stay depending on...

You can pursue any professional based on your education and/ or experience. H-1B is for specialty occupations so the job must require minimum of...

Consider NIW route. Keep looking for a job as you will have time to file AOS. If not, talk to an attorney to consider other options more in line...

Usually you are not required to show job availability for NIW however it is required you continue in the field of work that you petitioned for. ...

COS can be filed. H-1b is an employer's petition and her employer will have to take the initiative to file

You can seek an extension of OPT (STEM OPT) to continue your training and ensure your children complete their schooling before you head home.

It is very unfortunate for the employer to renege on the last step. You may depart and have a new employer start the PERM process. Good luck!

The category of employment-based petition is based on employer's requirement for the job and whether candidate satisfies them.