Pjiang and XBT and other friends please help

I485 got approved in March. Got my GC. Beneficiaries include my hu*****and who is out of country with AP and whom I don't care very much right now and my son who needs his GC for college financial aid badly. Scheduled for June 3rd for InfoPass. Please give me some suggestions.
Called many times and went to Info on April 4th. Request for expetiding processing has been rejected.
THANK YOU A LOT!