diff --git a/PacticeSolution/LiveChartPractice/MainWindow.xaml b/PacticeSolution/LiveChartPractice/MainWindow.xaml
index 56f6532..266dcaf 100644
--- a/PacticeSolution/LiveChartPractice/MainWindow.xaml
+++ b/PacticeSolution/LiveChartPractice/MainWindow.xaml
@@ -18,7 +18,7 @@
                         <RowDefinition Height="*"/>
                         <RowDefinition Height="20"/>
                     </Grid.RowDefinitions>
-                    <lvc:CartesianChart Grid.Row="0" Series="{Binding SeriesCollection}" LegendLocation="Right">
+                    <lvc:CartesianChart Grid.Row="0" Series="{Binding SeriesCollection}" LegendLocation="Right" Zoom="Xy">
                         <lvc:CartesianChart.AxisY>
                             <lvc:Axis Title="Sales" LabelFormatter="{Binding YFormatter}"/>
                         </lvc:CartesianChart.AxisY>
@@ -29,12 +29,19 @@
                     <Button x:Name="btnSeriesAdd" Grid.Row="1" Content="Add" Click="btnSeriesAdd_Click"/>
                 </Grid>
             </TabItem>
-
-            <TabItem Header="Columns">
                 
+            <TabItem Header="RT">
+                <Grid>
+                    <Grid.RowDefinitions>
+                        <RowDefinition Height="*"/>
+                        <RowDefinition Height="20"/>
+                    </Grid.RowDefinitions>
+                    <lvc:CartesianChart Grid.Row="0" DisableAnimations="True" Series="{Binding SingleSeries}"/>
+                    <Button x:Name="btnRT" Grid.Row="1" Content="Add" Click="btnRT_Click"/>
+                </Grid>
             </TabItem>
 
-            <TabItem Header="StackedColumns">
+            <TabItem Header="Material Design">
                 
             </TabItem>
         </TabControl>
diff --git a/PacticeSolution/LiveChartPractice/MainWindow.xaml.cs b/PacticeSolution/LiveChartPractice/MainWindow.xaml.cs
index ac66c1f..108c3ab 100644
--- a/PacticeSolution/LiveChartPractice/MainWindow.xaml.cs
+++ b/PacticeSolution/LiveChartPractice/MainWindow.xaml.cs
@@ -14,6 +14,7 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
+using System.Timers;
 
 namespace LiveChartPractice
 {
@@ -22,27 +23,57 @@ namespace LiveChartPractice
     /// </summary>
     public partial class MainWindow : Window
     {
+        private Timer _timer;
+        private Random _rand;
+
+        private SampleData _data;
+
         public MainWindow()
         {
             InitializeComponent();
+            InitInstance();
+        }
+
+        private void InitInstance()
+        {
+            _data = this.DataContext as SampleData;
+
+            _timer = new Timer();
+            _timer.Elapsed -= _timer_Elapsed;
+            _timer.Elapsed += _timer_Elapsed;
+            _timer.Interval = 100;
+            _timer.Stop();
+
+            _rand = new Random();
         }
 
         private void btnSeriesAdd_Click(object sender, RoutedEventArgs e)
         {
-            SampleData data = this.DataContext as SampleData;
-            if (data == null)
+            if (_data == null)
                 return;
 
-            Random rand = new Random();
-            data.SeriesCollection.Add(new LineSeries
+            _data.SeriesCollection.Add(new LineSeries
             {
-                Title = $"Series {data.SeriesCollection.Count + 1}",
-                Values = new ChartValues<double> { rand.Next(1, 8), rand.Next(1, 8), rand.Next(1, 8), rand.Next(1, 8), rand.Next(1, 8) },
-                LineSmoothness = rand.Next(0, 2), //0: straight lines, 1: really smooth lines
+                Title = $"Series {_data.SeriesCollection.Count + 1}",
+                Values = new ChartValues<double> { _rand.Next(1, 8), _rand.Next(1, 8), _rand.Next(1, 8), _rand.Next(1, 8), _rand.Next(1, 8) },
+                LineSmoothness = _rand.Next(0, 2), //0: straight lines, 1: really smooth lines
                 //PointGeometry = Geometry.Parse("m 25 70.36218 20 -28 -20 22 -8 -6 z"),
                 //PointGeometrySize = 50,
                 //PointForeground = Brushes.Gray
             });
         }
+
+        private void btnRT_Click(object sender, RoutedEventArgs e)
+        {
+            if (_data == null)
+                return;
+
+            _timer.Start();
+        }
+
+        private void _timer_Elapsed(object? sender, ElapsedEventArgs e)
+        {
+            _data.SingleSeries[0].Values.Add(_rand.NextDouble() * 10.0);
+        }
     }
 }
diff --git a/PacticeSolution/LiveChartPractice/SampleData.cs b/PacticeSolution/LiveChartPractice/SampleData.cs
index 8bd1957..e14bde8 100644
--- a/PacticeSolution/LiveChartPractice/SampleData.cs
+++ b/PacticeSolution/LiveChartPractice/SampleData.cs
@@ -13,6 +13,7 @@ namespace LiveChartPractice
         public SeriesCollection SeriesCollection { get; set; }
         public string[] Labels { get; set; }
         public Func<double, string> YFormatter { get; set; }
+        public SeriesCollection SingleSeries { get; set; }
 
         public SampleData()
         {
@@ -40,6 +41,16 @@ namespace LiveChartPractice
 
             this.Labels = new[] { "Jan", "Feb", "Mar", "Apr", "May" };
             this.YFormatter = value => value.ToString("C");
+
+            this.SingleSeries = new SeriesCollection()
+            {
+                new LineSeries()
+                {
+                    Title = "Series",
+                    Values = new ChartValues<double>(),
+                    LineSmoothness = 0,
+                }
+            };
         }
     }
 }