Well that is not how it works but I assume he has been visiting a lot and is on their radar, which is the reason for the expedite.
Expedites if granted are quicker but not quick.
Well you are not being sponsored by an Employer, you posted in the NIW thread, I was wondering about the job, do you have a job lined up a start date etc.
You need to file the I 485, they process independently and assuming your intent is to adjust the I 130 alone does nothing as far as status is concerned.
I assume you are a Nurse?