Appeal (항소)
I-290B Appeal or Motion
An appeal with the Administrative Appeals Office (AAO);
A motion with the USCIS office that issued the latest decision in your case (including a field office, service center, or the AAO); or Certain appeals of the denial of an Immigration and Customs Enforcement (ICE) Form I-17, “Petition for Approval of School for Attendance by Nonimmigrant Student” with the ICE Student and Exchange Visitor Program.

Waiver (면제신청)
I-601 Waiver (Extreme Hardship Waiver)
I-601A Waiver (Extreme Hardship Provisional Waiver)
42B Waiver (Cancellation of Removal for Non Lawful Permanent Resident)
42A Waiver (Cancellation of Removal for Lawful Permanent Resident)
237H Waiver (영주권 신청 사기/허위 진술 면제 신청)
I-589 (Asylum, Convention against Torture, withholding of removal)
I-212 (i) waiver (waiver of inadmissibility due to fraud) – extreme hardship