EDI enables retailers and their trading partners to exchange business documents such as purchase orders, invoices, and shipping notices in a standardised structure. With EDI, retailers can automate many business processes and significantly reduce the need for manual data entry. EDI automates document exchange to improve efficiency and reduce errors. Retailers can experience cost savings through reducing paper-based processes and manual admin. The risk of costly mistakes is reduced, which also enhances relationships with trading partners by fostering transparency and trust.