If your parents filed their B-2 Extensions in a timely manner, they were okay to stay in the United States during the pending period. As they left...

Yes, it can be a problem as your position must be the same position in the LCA.

Please refer to the March Visa Bulletin as...

Your U.S. Citizen spouse may file an immigrant petition for you. You may also file your Adjustment of Status along with the Petition.

Then, your fiancé will have hard time getting her Green Card as submitting I-864 is one of the requirements.

Your fiancé will need an F-1 Visa Stamp (to be issued by a U.S. Embassy or Consulate in her home country) before she can return to the United...

You may be a financial sponsor for her (if you are willing to). However, she needs to submit some other documents (aside from financial...

It depends on whether you legally entered the United States or not. Then, please consult with an immigration attorney in private for further...

You might want to consult with an immigration attorney for review of your records and give you proper advice.

B-1 could be the best option for you. If you have a company in your country, you may have other options.