1) Access the Control Panel
2) After login click on Store Feeds
3) On the SortPrice.com line click to generate the SortPrice.com feed file. Save the file or xml/csv link to your computer.
4) After accessing ( https://apps.sortprice.com/my/products/p/spsignup?ref=sph1l )
5) Fill in the form to send the XML/CSV file