Terms
NSC: Nebraska Service Center
TSC: Texas Service Center
VSC: Vermont Service Center
CSC: California Service Center
NI: Nonimmigrant
EB: Employment Based
EB-1: Employment Based First Preference
EB-2: Employment Based Second Preference
EB-3: Employment Based Third Preference
FB: Family Based
COS: Change of Status
EOS: Extension of Status
EAD: Employment Authorization Document
PD: Priority Date (이민국에 LC 접수일자)
RD: Receipt Date (이민국에서 서류를 받은 날짜)
ND: Noticed Date
AD: Approved Date
RFE: Request For Evidence
LUD: Last Updated Date
FP: Finger Print
BIO : Biometric