Nothing. Your application just has to say you came in EWI or entered w/o inspection.
__________________
Sent 10/19->WAC accepted 10/24
I-797 arrived 10/27
Biometrics letter arrived 10/29 Biometrics done 11/20
EAD: February 7, 2013 SSN:Already Have 
DL:Gonna take a month or two..haha.never bothered to learn..too scurred