AP problem, Please help!WoJian

Both of my parents are ill in bed, I need to apply AP asap, but I just filed I-485 this week, and it will take quite a while to get the receipt notice of itI just can't wait.So I want to go the local immigration office to try, just using receipt of the fedex and copy of check, Do you think is there any chance for me? Thank you very much,your help and answer is greatly apprciated!