Now the rows contain:
''Advanced'', ''123.50'', ''ABCD''
''Advanced'', '''', ''''
''Advanced'', '''', ''''
user adds one row manually
''Basic'', ''234.50'', ''XYZ''
And now click on ''insert'' button twice, so the table would be:
''Advanced'', ''123.50'', ''ABCD''
''Advanced'', '''', ''''
''Advanced'', '''', ''''
''Basic'', ''234.50'', ...