Adding UPC Data
Lightspeed offers downloadable catalogs for hundreds of brands.
Using product view, select the fields you need (UPC), and run an export to Excel. Save the file as .csv or xls. For Onsite: Select Tools > Export > Products and filter the UPC and Inventory Quantity. Save as a .csv file.
Support is available from Lightspeed or 866-932-1801 with your support contract.