diff --git a/ENI2/Controls/MaerskListControl.xaml b/ENI2/Controls/MaerskListControl.xaml
index 4369abde..ab188f04 100644
--- a/ENI2/Controls/MaerskListControl.xaml
+++ b/ENI2/Controls/MaerskListControl.xaml
@@ -31,6 +31,8 @@
                     <ColumnDefinition Width="40" />
                     <ColumnDefinition Width="120" />
                     <ColumnDefinition Width="80" />
+                    <ColumnDefinition Width="80" />
+                    <ColumnDefinition Width="80" />
                     <ColumnDefinition Width="*" />
                     <ColumnDefinition Width="80" />
                     <ColumnDefinition Width="80" />
@@ -41,9 +43,11 @@
                 <Label Content="To" Grid.Column="2" />
                 <xctk:DateTimePicker x:Name="dateTimePickerTo" Margin="2" Grid.Column="3" Format="ShortDate" />
                 <Button x:Name="buttonLoad" Grid.Column="4" Content="Load" Margin="2" Click="buttonLoad_Click" />
-                <Button x:Name="buttonImport" Grid.Column="6" Margin="2" Content="Import" Click="buttonImport_Click" />
-                <Button x:Name="buttonExport" Grid.Column="7" Margin="2" Content="Export" Click="buttonExport_Click" />
-                <local:BusyControl x:Name="busyControl" Grid.Column="8" />
+                <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" />
             </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 f085d15e..0738f479 100644
--- a/ENI2/Controls/MaerskListControl.xaml.cs
+++ b/ENI2/Controls/MaerskListControl.xaml.cs
@@ -169,7 +169,7 @@ namespace ENI2.Controls
             this.PerformSearch();
         }
 
-        private void buttonImport_Click(object sender, RoutedEventArgs e)
+        private async void buttonImport_Click(object sender, RoutedEventArgs e)
         {
             OpenFileDialog ofd = new OpenFileDialog
             {
@@ -233,8 +233,16 @@ namespace ENI2.Controls
                     // we only want cores for the next 3 days
                     if (importData.Count > 0)
                     {
+                        busyControl.BusyState = Util.UIHelper.BusyStateEnum.BUSY;
                         // TODO: find matching message cores..
-                        
+                        foreach(MaerskData md in importData)
+                        {
+                            if(!md.ColM.IsNullOrEmpty())
+                            {
+                                md.MessageCore = await DBManagerAsync.LoadCoreByVisitIdAsync(md.ColM);
+                            }
+                        }
+                        busyControl.BusyState = Util.UIHelper.BusyStateEnum.NEUTRAL;
                     }
 
                     // sort
@@ -257,6 +265,24 @@ namespace ENI2.Controls
 
         }
 
+        private async void buttonSave_Click(object sender, RoutedEventArgs e)
+        {
+            // save the current list to DB (only if the entries have matching cores!)
+            foreach(MaerskData md in this.maerskDataList)
+            {
+                if(md.MessageCore != null)
+                {
+                    await DBManagerAsync.Save(md.MessageCore);
+                }
+            }
+
+        }
+
+        private void buttonRequestIds_Click(object sender, RoutedEventArgs e)
+        {
+            // find all entries from now until 3 days into the future and track parallel requests
+        }
+
         #endregion
 
     }
diff --git a/bsmd.database/DBManagerAsync.cs b/bsmd.database/DBManagerAsync.cs
index 90c56bc3..9c43ffd9 100644
--- a/bsmd.database/DBManagerAsync.cs
+++ b/bsmd.database/DBManagerAsync.cs
@@ -7,8 +7,6 @@ using System;
 using System.Collections.Generic;
 using System.Data.SqlClient;
 using System.Diagnostics;
-using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -33,6 +31,13 @@ namespace bsmd.database
 
         #region public methods
 
+        public static async Task<int> Save(DatabaseEntity entity)
+        {
+            SqlCommand cmd = new SqlCommand();
+            entity.PrepareSave(cmd);
+            return await PerformNonQueryAsync(cmd);
+        }
+
         #region convenience loading functions
 
         public static async Task<List<MessageCore>> LoadMaerskCoresByIntervalAsync(Dictionary<MessageCore.SearchFilterType, string> filterDict, bool loadXtraData = false)
@@ -41,20 +46,32 @@ namespace bsmd.database
             MessageCore aMessageCore = new MessageCore();
             aMessageCore.PrepareLoadCommand(cmd, Message.LoadFilter.SEARCH_CORE_FILTERS, filterDict);
             SqlDataReader reader = await PerformCommandAsync(cmd);
-            List<MessageCore> result = await aMessageCore.LoadListAsync(reader);
+            return await aMessageCore.LoadListAsync(reader);
+        }
+
+        public static async Task<MessageCore> LoadCoreByVisitIdAsync(string visitId)
+        {
+            SqlCommand cmd = new SqlCommand();
+            MessageCore aMessageCore = new MessageCore();
+            aMessageCore.PrepareLoadCommand(cmd, Message.LoadFilter.BY_VISITID, visitId);
+            SqlDataReader reader = await PerformCommandAsync(cmd);
+            List<MessageCore> resultList = await aMessageCore.LoadListAsync(reader);
+            MessageCore result = null;
+            if(resultList.Count > 0)
+            {
+                if(resultList.Count > 1)
+                    _log.WarnFormat("more than one core found for VISIT-ID {0}", visitId);
+                result = resultList[0];
+            }
             return result;
         }
 
         #endregion
 
-
-
         #endregion
 
         #region async DB access methods
 
-
-
         internal static async Task<SqlDataReader> PerformCommandAsync(SqlCommand cmd)
         {
             SqlDataReader reader = null;
@@ -87,7 +104,7 @@ namespace bsmd.database
             return reader;
         }
 
-        internal static async Task<int> PerformNonQuery(SqlCommand cmd)
+        internal static async Task<int> PerformNonQueryAsync(SqlCommand cmd)
         {
             int result = -1;
             // await _asyncSemaphore.WaitAsync();
@@ -114,7 +131,7 @@ namespace bsmd.database
             return result;
         }
 
-        internal static async Task<int?> PerformReadIntQuery(SqlCommand cmd)
+        internal static async Task<int?> PerformReadIntQueryAsync(SqlCommand cmd)
         {
             int? result = null;