You don't need form I-824. Your wife needs to file an I-485 based on your approved I-485. If filed within six months of your approval she is...

You must treat it as a two-year card and file the I-751 petition three months before the second anniversary.

The only option you had was getting a labor certification and I-140 petition approved so you could extend your H-1. Unfortunately, it is too late...

He does not need to be employed but you must have a co-sponsor for the affidavit of support. Or you can file without anything because the...

We do not have enough information to assist you. The best thing to do is make a consultation with a Board Certified immigration attorney.

This something you must discuss with the attorney who will be representing you wit the new company.

These are good questions for company C's and your immigration attorney to answer.

Yes, you must leave the US and go through the lottery again. Doesn’t your immigration attorney know this?

These are good questions for the immigration attorney being paid to represent you.

Unfortunately, without the marriage you have no immigration options (or a marriage to another US citizen).