Merge pull request #2050 from syncfusion-content/871981-ImportData-Notes

871981 - Add UG notes for importing data with string type

Author: Mohan2401

File-Formats/XlsIO/Working-with-Data.md

@@ -81,6 +81,8 @@ End Using
 
 A complete working example to import data from DataTable to Excel worksheet in C# is present on [this GitHub page](https://github.com/SyncfusionExamples/XlsIO-Examples/tree/master/Import%20and%20Export%20Data/DataTable%20to%20Worksheet).  
 
+N> XlsIO imports the data from data table into Excel worksheet based on the data table column type. So, it is suggested to create the data tables with required column types such as number, text or date time before importing the data table to Excel worksheet.  
+
 ### Import Data from DataColumn
 
 The following code snippet illustrates how to import DataColumn into a worksheet using [ImportDataColumn](https://help.syncfusion.com/cr/file-formats/Syncfusion.XlsIO.IWorksheet.html#Syncfusion_XlsIO_IWorksheet_ImportDataColumn_System_Data_DataColumn_System_Boolean_System_Int32_System_Int32_) method.