ES-975464 - Addressed the concerns

Author: SreemonPremkumarM

DataGridWithGrouping.png

@@ -1,6 +1,6 @@
 # How to create the single group for null and empty value in WinForms DataGrid?
 
-This example illustrates how to create the single group for null and empty value in [WinForms DataGrid](https://www.syncfusion.com/winforms-ui-controls/datagrid) (SfDataGrid)
+This example illustrates how to create the single group for null and empty value in [WinForms DataGrid](https://www.syncfusion.com/winforms-ui-controls/datagrid) (SfDataGrid).
 
 By default, empty and null values are created the separate groups in `SfDataGrid`. You can able to create the single group for empty and null value by using [KeySelector](https://help.syncfusion.com/cr/windowsforms/Syncfusion.WinForms.DataGrid.GroupColumnDescription.html#Syncfusion_WinForms_DataGrid_GroupColumnDescription_KeySelector) in [GroupColumnDescriptions](https://help.syncfusion.com/cr/Syncfusion.WinForms.DataGrid.GroupColumnDescription.html).
 
@@ -20,4 +20,4 @@ this.sfDataGrid.GroupColumnDescriptions.Add(new GroupColumnDescription()
 });
 ```
 
-![How to create the single group for null and empty value](https://www.syncfusion.com/uploads/user/kb/wf/wf-54523/wf-54523_img1.png)
+![DataGrid with null and empty value grouping](DataGridWithGrouping.png)