To Import Data into Auctria you will need to use an Excel
XLS formatted worksheet.
XLS file format only
If you have a file in the newer
XLSX format, you can save it as an
XLS file by clicking on File > Save As. In the Save dialog box there will be a drop-down selector for 'Save as type'. Set this option to 'Excel 97-2003 Workbook (.xls)'