diff --git a/VocaluxeLib/Songs/CSong.cs b/VocaluxeLib/Songs/CSong.cs
index 6dd6e33f..1db59d29 100644
--- a/VocaluxeLib/Songs/CSong.cs
+++ b/VocaluxeLib/Songs/CSong.cs
@@ -117,11 +117,23 @@ namespace VocaluxeLib.Songs
         public string TitleSorting = String.Empty;
         public string ArtistSorting = String.Empty;
 
+        /// <summary>
+        /// Start of the song in s (s in txt)
+        /// </summary>
         public float Start;
+        /// <summary>
+        /// End of the song in s (ms in txt)
+        /// </summary>
         public float Finish;
 
         public float BPM = 1f;
+        /// <summary>
+        /// Gap of the mp3 in s (ms in txt)
+        /// </summary>
         public float Gap;
+        /// <summary>
+        /// Gap of the video in s (s in txt)
+        /// </summary>
         public float VideoGap;
 
         private string _Comment = "";
diff --git a/VocaluxeLib/Songs/CSongLoader.cs b/VocaluxeLib/Songs/CSongLoader.cs
index 9c2bd0f2..3c29dcde 100644
--- a/VocaluxeLib/Songs/CSongLoader.cs
+++ b/VocaluxeLib/Songs/CSongLoader.cs
@@ -11,6 +11,11 @@ namespace VocaluxeLib.Songs
     /// </summary>
     public partial class CSong
     {
+        /// <summary>
+        /// Factor the bpm given in the txt is multiplied with
+        /// </summary>
+        private const int _BPMFactor = 4;
+
         private class CSongLoader
         {
             private readonly CSong _Song;
@@ -54,6 +59,7 @@ namespace VocaluxeLib.Songs
             /// </summary>
             /// <param name="msg">Message</param>
             /// <param name="error">True prepends "Error: "; False prepends "Warning: "</param>
+            /// <param name="withLineNr">Adds line#</param>
             private void _LogMsg(string msg, bool error, bool withLineNr)
             {
                 msg = (error ? "Error: " : "Warning: ") + msg;
@@ -164,7 +170,7 @@ namespace VocaluxeLib.Songs
                             case "BPM":
                                 if (CHelper.TryParse(value, out _Song.BPM))
                                 {
-                                    _Song.BPM *= 4;
+                                    _Song.BPM *= _BPMFactor;
                                     headerFlags |= EHeaderFlags.BPM;
                                 }
                                 else
@@ -248,6 +254,16 @@ namespace VocaluxeLib.Songs
                                 else
                                     _LogWarning("Invalid previewstart");
                                 break;
+                            case "PREVIEW":
+                                if (CHelper.TryParse(value, out _Song.PreviewStart) && _Song.PreviewStart >= 0f)
+                                {
+                                    //This is stored in ms not like PREVIEWSTART!
+                                    _Song.PreviewStart /= 1000f;
+                                    headerFlags |= EHeaderFlags.PreviewStart;
+                                }
+                                else
+                                    _LogWarning("Invalid previewstart");
+                                break;
                             case "MEDLEYSTARTBEAT":
                                 if (int.TryParse(value, out _Song.Medley.StartBeat))
                                     headerFlags |= EHeaderFlags.MedleyStartBeat;
@@ -268,6 +284,9 @@ namespace VocaluxeLib.Songs
                                 if (value.ToUpper() == "YES")
                                     _Song.Relative = true;
                                 break;
+                            case "RESULTION":
+                                _LogWarning("#RESOLUTION tag is outdated and ignored. Test the song to see if note timing is still correct!");
+                                break;
                             default:
                                 if (identifier.StartsWith("DUETSINGER"))
                                     identifier = identifier.Substring(10);
@@ -277,6 +296,7 @@ namespace VocaluxeLib.Songs
                                     if (int.TryParse(identifier.Substring(1).Trim(), out player))
                                         foreach (int curPlayer in player.GetSetBits()) {}
                                 }
+
                                 break;
                         }
                     } //end of while
diff --git a/VocaluxeLib/Songs/CSongWriter.cs b/VocaluxeLib/Songs/CSongWriter.cs
new file mode 100644
index 00000000..1daf89ff
--- /dev/null
+++ b/VocaluxeLib/Songs/CSongWriter.cs
@@ -0,0 +1,78 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+
+namespace VocaluxeLib.Songs
+{
+    public partial class CSong
+    {
+        private class CSongWriter
+        {
+            private readonly CSong _Song;
+
+            public CSongWriter(CSong song)
+            {
+                _Song = song;
+            }
+
+            private void _WriteHeaderEntry<T>(StreamWriter sw, string id, T value)
+            {
+                if (!value.Equals(default(T)))
+                    sw.WriteLine("#" + id.ToUpper() + ":" + value);
+            }
+
+            private void _WriteHeaderEntry(StreamWriter sw, string id, bool value)
+            {
+                if (value)
+                    _WriteHeaderEntry(sw, id, "YES");
+            }
+
+            private void _WriteHeaderEntry<T>(StreamWriter sw, string id, IList<T> value)
+            {
+                if (value!=null && value.Count>0)
+                    foreach (var val in value)
+                        _WriteHeaderEntry(sw, id, val);
+            }
+
+            private void _WriteHeader(StreamWriter sw)
+            {
+                _WriteHeaderEntry(sw, "ENCODING", _Song.Encoding);
+                _WriteHeaderEntry(sw, "TITLE", _Song.Title);
+                _WriteHeaderEntry(sw, "ARTIST", _Song.Artist);
+                if (!_Song.Title.Equals(_Song.TitleSorting)) _WriteHeaderEntry(sw, "TITLE-ON-SORTING", _Song.TitleSorting);
+                if (!_Song.Artist.Equals(_Song.ArtistSorting)) _WriteHeaderEntry(sw, "ARTIST-ON-SORTING", _Song.ArtistSorting);
+                _WriteHeaderEntry(sw, "LANGUAGE", _Song.Languages);
+                _WriteHeaderEntry(sw, "EDITION", _Song.Edition);
+                _WriteHeaderEntry(sw, "GENRE", _Song.Genres);
+                _WriteHeaderEntry(sw, "YEAR", _Song.Year);
+                _WriteHeaderEntry(sw, "COMMENT", _Song._Comment);
+                _WriteHeaderEntry(sw, "MP3", _Song.MP3FileName);
+                _WriteHeaderEntry(sw, "COVER", _Song.CoverFileName);
+                _WriteHeaderEntry(sw, "BACKGROUND", _Song.BackgroundFileName);
+                _WriteHeaderEntry(sw, "VIDEO", _Song.VideoFileName);
+                _WriteHeaderEntry(sw, "VIDEOGAP", _Song.VideoGap);
+                _WriteHeaderEntry(sw, "VIDEOASPECT", _Song.VideoAspect);
+                _WriteHeaderEntry(sw, "RELATIVE", _Song.Relative);
+                _WriteHeaderEntry(sw, "BPM", _Song.BPM);
+                _WriteHeaderEntry(sw, "GAP", _Song.Gap);
+                _WriteHeaderEntry(sw, "PREVIEWSTART", _Song.PreviewStart);
+                _WriteHeaderEntry(sw, "START", _Song.Start);
+                _WriteHeaderEntry(sw, "END", _Song.Finish);
+                if(!_Song.CalculateMedley)
+                    _WriteHeaderEntry(sw, "CALCMEDLEY", "OFF");
+                if (_Song.Medley.Source == EMedleySource.Tag)
+                {
+                    _WriteHeaderEntry(sw, "MEDLEYSTARTBEAT", _Song.Medley.StartBeat);
+                    _WriteHeaderEntry(sw, "MEDLEYENDBEAT", _Song.Medley.EndBeat);
+                }
+                for (int i = 0; i < _Song.Notes.VoiceCount; i++)
+                {
+                    if (_Song.Notes.VoiceNames.IsSet(i))
+                        _WriteHeaderEntry(sw, "P" + i, _Song.Notes.VoiceNames[i]);
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/VocaluxeLib/VocaluxeLib.csproj b/VocaluxeLib/VocaluxeLib.csproj
index 3a69d742..8a784a53 100644
--- a/VocaluxeLib/VocaluxeLib.csproj
+++ b/VocaluxeLib/VocaluxeLib.csproj
@@ -175,6 +175,7 @@
     <Compile Include="Menu\SongMenu\CSongMenuList.cs" />
     <Compile Include="Menu\SongMenu\CSongMenuTileBoard.cs" />
     <Compile Include="Menu\SongMenu\ISongMenu.cs" />
+    <Compile Include="Songs\CSongWriter.cs" />
     <Compile Include="Songs\CSungLine.cs" />
     <Compile Include="Songs\CSungNote.cs" />
     <Compile Include="Songs\CVoice.cs" />