diff --git a/pk3DS/Subforms/OWSE.cs b/pk3DS/Subforms/OWSE.cs
index 0bab2cd..4ce6e04 100644
--- a/pk3DS/Subforms/OWSE.cs
+++ b/pk3DS/Subforms/OWSE.cs
@@ -89,6 +89,21 @@ private void getEntry()
         private void setEntry()
         {
             //if (entry < 0) return;
+            //
+            //Force writeback of each overworld type
+            //changeFurniture(null, null);
+            //changeOverworld(null, null);
+            //changeWarp(null, null);
+            //changeTrigger(null, null);
+            //
+            //TODO: Reassemble the 5 files
+            //locationData[0] = locationData[0];
+            //locationData[1] = setOWSData();
+            //locationData[2] = locationData[2];
+            //locationData[3] = locationData[3];
+            //locationData[4] = locationData[4];
+            //
+            //Package the files into the permanent package file.
             //byte[] raw = Util.packMini(locationData, "ZO");
             //File.WriteAllBytes(filepaths[entry], raw);
         }
@@ -161,6 +176,34 @@ private void getOWSData()
             }
         }
 
+        private byte[] setOWSData()
+        {
+            using (var s = new MemoryStream())
+            using (var bw = new BinaryWriter(s))
+            {
+                // Overworld Payload
+                bw.Write(0); // 4 Byte Length of 0 (Temporary)
+                bw.Write((byte)NUD_FurnCount.Value);
+                bw.Write((byte)NUD_NPCCount.Value);
+                bw.Write((byte)NUD_WarpCount.Value);
+                bw.Write((byte)NUD_TrigCount.Value);
+                for (int i = 0; i < NUD_FurnCount.Value; i++) bw.Write(fData[i]);
+                for (int i = 0; i < NUD_NPCCount.Value; i++) bw.Write(nData[i]);
+                for (int i = 0; i < NUD_WarpCount.Value; i++) bw.Write(wData[i]);
+                for (int i = 0; i < NUD_TrigCount.Value; i++) bw.Write(tData[i]);
+                // have to check for 00 padding
+                while (s.Length % 4 != 0) bw.Write((byte)0);
+                s.Position = 0; bw.Write((int)s.Length);
+                s.Position = s.Length - 1;
+                // Script Payload
+                byte[] scriptData = Util.StringToByteArray(RTB_S.Text);
+                bw.Write(scriptData.Length);
+                bw.Write(scriptData); // ScriptData
+
+                return s.ToArray();
+            }
+        }
+
         // Overworld Functions
         private const int flen = 0x14;
         private const int nlen = 0x30;
diff --git a/pk3DS/Util.cs b/pk3DS/Util.cs
index f0e6f78..ffe5ffe 100644
--- a/pk3DS/Util.cs
+++ b/pk3DS/Util.cs
@@ -790,5 +790,12 @@ internal static void resizeJagged(ref byte[][] array, int size, int lowLen)
                 array[i] = new byte[lowLen];
             }
         }
+        internal static byte[] StringToByteArray(string hex)
+        {
+            return Enumerable.Range(0, hex.Length)
+                             .Where(x => x % 2 == 0)
+                             .Select(x => Convert.ToByte(hex.Substring(x, 2), 16))
+                             .ToArray();
+        }
     }
 }