diff --git a/ENI2/Controls/MaerskListControl.xaml b/ENI2/Controls/MaerskListControl.xaml
index 6285a3ed..1251a7a5 100644
--- a/ENI2/Controls/MaerskListControl.xaml
+++ b/ENI2/Controls/MaerskListControl.xaml
@@ -10,7 +10,7 @@
              xmlns:local="clr-namespace:ENI2.Controls"
              xmlns:db="clr-namespace:bsmd.database;assembly=bsmd.database"
              mc:Ignorable="d" 
-             d:DesignHeight="450" d:DesignWidth="800">
+             d:DesignHeight="450" d:DesignWidth="900">
     <UserControl.Resources>
         <col:ArrayList x:Key="arrList">
             <col:DictionaryEntry Key="None" Value="0" />
@@ -34,6 +34,7 @@
                     <ColumnDefinition Width="80" />
                     <ColumnDefinition Width="80" />
                     <ColumnDefinition Width="80" />
+                    <ColumnDefinition Width="80" />
                     <ColumnDefinition Width="*" />
                     <ColumnDefinition Width="80" />
                     <ColumnDefinition Width="80" />
@@ -46,9 +47,10 @@
                 <Button x:Name="buttonLoad" Grid.Column="4" Content="Load" Margin="2" Click="buttonLoad_Click" />
                 <Button x:Name="buttonSave" Grid.Column="5" Content="Save" Margin="2" Click="buttonSave_Click" />
                 <Button x:Name="buttonRequestIds" Grid.Column="6" Content="Request Ids" Margin="2" Click="buttonRequestIds_Click" />
-                <Button x:Name="buttonImport" Grid.Column="8" Margin="2" Content="Import" Click="buttonImport_Click" />
-                <Button x:Name="buttonExport" Grid.Column="9" Margin="2" Content="Export" Click="buttonExport_Click" />
-                <local:BusyControl x:Name="busyControl" Grid.Column="10" />
+                <Button x:Name="buttonRequestPlus3" Grid.Column="7" Content="Request +3" Margin="2" Click="buttonRequestIds_Click" />
+                <Button x:Name="buttonImport" Grid.Column="9" Margin="2" Content="Import" Click="buttonImport_Click" />
+                <Button x:Name="buttonExport" Grid.Column="10" Margin="2" Content="Export" Click="buttonExport_Click" />
+                <local:BusyControl x:Name="busyControl" Grid.Column="11" />
             </Grid>
             <local:ENIDataGrid Grid.Row="1" Margin="2,8,2,2" x:Name="dataGridPOCores" HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch" 
                                              SelectionMode="Extended" AutoGenerateColumns="False" CellEditEnding="dataGridPOCores_CellEditEnding" CanUserAddRows="False">
diff --git a/ENI2/Controls/MaerskListControl.xaml.cs b/ENI2/Controls/MaerskListControl.xaml.cs
index 23e82bc4..e61b26aa 100644
--- a/ENI2/Controls/MaerskListControl.xaml.cs
+++ b/ENI2/Controls/MaerskListControl.xaml.cs
@@ -10,15 +10,13 @@ using System.Windows;
 using System.Windows.Controls;
 using Microsoft.Win32;
 
-using Microsoft.Office.Interop.Excel;
-using System.Runtime.InteropServices;
-
 using bsmd.database;
 using ExcelDataReader;
 using System.Collections.ObjectModel;
 using ENI2.Excel;
 using ENI2.Locode;
 using ENI2.Util;
+using System.Diagnostics;
 
 namespace ENI2.Controls
 {
@@ -259,9 +257,12 @@ namespace ENI2.Controls
                             if (!reader.IsDBNull(6)) md.ColG = ReadFieldAsString(reader, 6);
                             if (!reader.IsDBNull(7)) md.ColH = ReadFieldAsString(reader, 7);
                             if (!reader.IsDBNull(8)) md.ColI = ReadFieldAsString(reader, 8);
-                            if ((md.ColI.Contains("bremerhaven", StringComparison.OrdinalIgnoreCase) && this.PortLocode.Equals("DEWVN")) ||
-                                (md.ColI.Contains("eurogate", StringComparison.OrdinalIgnoreCase) && this.PortLocode.Equals("DEBRV")))
-                                throw new InvalidOperationException($"{md.ColI} found in import to {PortLocode}, this is probably an error. Aborting import");
+                            if (md.ColI != null)
+                            {
+                                if ((md.ColI.Contains("bremerhaven", StringComparison.OrdinalIgnoreCase) && this.PortLocode.Equals("DEWVN")) ||
+                                    (md.ColI.Contains("eurogate", StringComparison.OrdinalIgnoreCase) && this.PortLocode.Equals("DEBRV")))
+                                    throw new InvalidOperationException($"{md.ColI} found in import to {PortLocode}, this is probably an error. Aborting import");
+                            }
                             if (!reader.IsDBNull(9)) md.ColJ = ReadFieldAsString(reader, 9);
                             if (!reader.IsDBNull(10)) { md.ETA = reader.GetDateTime(10); md.ColK = md.ETA.ToString(); }
                             if (!reader.IsDBNull(11)) md.ColL = ReadFieldAsString(reader, 11);
@@ -325,9 +326,11 @@ namespace ENI2.Controls
         private void buttonExport_Click(object sender, RoutedEventArgs e)
         {
             // Export of the current collection
+            string predefFilename = string.Format("{0}_{1}.xlsx", this.PortLocode, DateTime.Today.ToString("yyyyMMdd"));
             SaveFileDialog sfd = new SaveFileDialog()
             {
-                Filter = "Excel Files|*.xls;*.xlsx"
+                Filter = "Excel Files|*.xlsx;*.xls",
+                FileName = predefFilename
             };
             if(sfd.ShowDialog() ?? false)
             {
@@ -337,6 +340,7 @@ namespace ENI2.Controls
                 {
                     List<MaerskData> exportList = new List<MaerskData>(this.maerskDataList);
                     em.ExportMaersk(exportList, sfd.FileName);
+                    Process.Start(sfd.FileName);
                 }
                 catch (Exception ex)
                 {
@@ -365,12 +369,26 @@ namespace ENI2.Controls
         {
             // find all entries from now until 3 days into the future and track parallel requests
             List<MaerskData> requestList = new List<MaerskData>();
-            foreach (MaerskData md in this.dataGridPOCores.SelectedItems)
+            if (sender == this.buttonRequestIds)
             {
-                if ((md.MessageCore != null) || (!md.ColM.IsNullOrEmpty())) continue; // already requested
-                requestList.Add(md);
-                md.Status = MaerskData.MDStatus.REQUESTING_ID;
+                foreach (MaerskData md in this.dataGridPOCores.SelectedItems)
+                {
+                    if ((md.MessageCore != null) || (!md.ColM.IsNullOrEmpty())) continue; // already requested
+                    requestList.Add(md);
+                }
             }
+            if(sender == this.buttonRequestPlus3)
+            {
+                foreach(MaerskData md in this.maerskDataList)
+                {
+                    if((md.MessageCore == null) && (md.ColM.IsNullOrEmpty()))
+                    {
+                        if (md.ETA.HasValue && md.ETA.Value.IsNextXDays(3))
+                            requestList.Add(md);
+                    }
+                }
+            }
+
             if(requestList.Count == 0)
             {
                 MessageBox.Show("No valid rows selected", "Warning", MessageBoxButton.OK, MessageBoxImage.Exclamation);
@@ -380,6 +398,8 @@ namespace ENI2.Controls
                 // Todo: 
                 foreach (MaerskData md in requestList)
                 {
+                    md.Status = MaerskData.MDStatus.REQUESTING_ID;
+
                     // create MessageCore and message classes
                     md.MessageCore = new MessageCore();
                     md.MessageCore.InitialHIS = Message.NSWProvider.DBH;
@@ -401,10 +421,6 @@ namespace ENI2.Controls
 
                     // watchdog registrieren
                     this._dbWatchDog.Register(md.MessageCore);
-                    
-
-                    
-
                 }
             }
             this.dataGridPOCores.Items.Refresh();