diff --git a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ApplicantList.cs b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ApplicantList.cs
index 9bfde05..c4ccdda 100644
--- a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ApplicantList.cs
+++ b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ApplicantList.cs
@@ -107,12 +107,12 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
                 bool result = Database.DeleteApplicantList(no);
                 if (result)
                 {
-                    MetroMessageBox.Show(this, "삭제에 성공하였습니다.", "성공", MessageBoxButtons.OKCancel, MessageBoxIcon.Information);
+                    MetroMessageBox.Show(this, "삭제에 성공하였습니다.", "성공", MessageBoxButtons.OK, MessageBoxIcon.Information);
                     DataChange();
                 }
                 else
                 {
-                    MetroMessageBox.Show(this, "삭제에 실패하였습니다.", "성공", MessageBoxButtons.OKCancel, MessageBoxIcon.Error);
+                    MetroMessageBox.Show(this, "삭제에 실패하였습니다.", "성공", MessageBoxButtons.OK, MessageBoxIcon.Error);
                 }
 
             }
@@ -163,6 +163,15 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
             if (saveFileDialog.ShowDialog() == DialogResult.OK)
             {
                 var result = excelWrapper.WriteDataTableToExcel((DataTable)dataGridView_List.DataSource, "UserList", saveFileDialog.FileName, "이용자 리스트", Environment.MachineName, DateTime.Now);
+                if (result)
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 성공하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    DataChange();
+                }
+                else
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 실패하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             }
         }
 
diff --git a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListCertificate.cs b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListCertificate.cs
index 09f501d..d778ccd 100644
--- a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListCertificate.cs
+++ b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListCertificate.cs
@@ -24,6 +24,14 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
             if (saveFileDialog.ShowDialog() == DialogResult.OK)
             {
                 var result = excelWrapper.WriteDataTableToExcel((DataTable)dataGridView_List.DataSource, "Certificate", saveFileDialog.FileName, "정기권 발급 대장", Environment.MachineName, DateTime.Now);
+                if (result)
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 성공하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                }
+                else
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 실패하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             }
         }
 
diff --git a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListProceeds.cs b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListProceeds.cs
index ad7cd1d..6694e03 100644
--- a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListProceeds.cs
+++ b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/ListProceeds.cs
@@ -1,4 +1,5 @@
-using System;
+using MetroFramework;
+using System;
 using System.Collections.Generic;
 using System.Data;
 using System.Windows.Forms;
@@ -22,6 +23,14 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
             if (saveFileDialog.ShowDialog() == DialogResult.OK)
             {
                 var result = excelWrapper.WriteDataTableToExcel((DataTable)dataGridView_List.DataSource, "Proceeds", saveFileDialog.FileName, "수익금 대장", Environment.MachineName, DateTime.Now);
+                if (result)
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 성공하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                }
+                else
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 실패하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             }
         }
 
diff --git a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/UserList.cs b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/UserList.cs
index ef2d847..1a3531c 100644
--- a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/UserList.cs
+++ b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/UserList.cs
@@ -143,6 +143,15 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
             {
                 var result = excelWrapper.WriteDataTableToExcel((DataTable)dataGridView_List.DataSource, "UserList",
                     saveFileDialog.FileName, "이용자 리스트", Environment.MachineName, DateTime.Now);
+                if (result)
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 성공하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    DataChange();
+                }
+                else
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 실패하였습니다.", "Excel Export",  MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             }
         }
 
diff --git a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/WaitingList.cs b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/WaitingList.cs
index f4afa44..a26fb0c 100644
--- a/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/WaitingList.cs
+++ b/HSUCO_Cargo_Garage_Operation_Program/CustomUserControl/WaitingList.cs
@@ -119,12 +119,12 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
                 bool result =  Database.DeleteApplicantList(no);
                 if(result)
                 {
-                    MetroMessageBox.Show(this, "삭제에 성공하였습니다.", "성공", MessageBoxButtons.OKCancel, MessageBoxIcon.Information);
+                    MetroMessageBox.Show(this, "삭제에 성공하였습니다.", "성공", MessageBoxButtons.OK, MessageBoxIcon.Information);
                     DataChange();
                 }
                 else
                 {
-                    MetroMessageBox.Show(this, "삭제에 실패하였습니다.", "성공", MessageBoxButtons.OKCancel, MessageBoxIcon.Error );
+                    MetroMessageBox.Show(this, "삭제에 실패하였습니다.", "성공", MessageBoxButtons.OK, MessageBoxIcon.Error );
                 }
 
             }
@@ -170,6 +170,15 @@ namespace HSUCO_Cargo_Garage_Operation_Program.CustomUserControl
             if (saveFileDialog.ShowDialog() == DialogResult.OK)
             {
                 var result = excelWrapper.WriteDataTableToExcel((DataTable)dataGridView_List.DataSource, "UserList", saveFileDialog.FileName, "이용자 리스트", Environment.MachineName, DateTime.Now);
+                if (result)
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 성공하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    DataChange();
+                }
+                else
+                {
+                    MetroMessageBox.Show(this, "엑셀 파일 저장에 실패하였습니다.", "Excel Export", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             }
         }