The result will be the current spreadsheet data that has matches to the new spreadsheet data based on a (default 'vpn') key and;
It will also display cost and MSRP of the new spreadsheet data for any records with different MSRP values for quick reference.
Large file uploads will take a while to process, depending on your internet connection and server load.
You can set specific columns to use for matching. The default columns are listed below. Change to suit your needs.