> ## Documentation Index > Fetch the complete documentation index at: https://docs.kibocommerce.com/llms.txt > Use this file to discover all available pages before exploring further. # EDI Reference Vendors who choose EDI Integration during onboarding exchange data with the Kibo platform via the EDI Orderful trading-partner platform. Dropship uses the following standard EDI message types: See the Dropship API documentation for EDI 850 generation and shipment translation | **Message** | **Type** | **Direction** | **Purpose** | | :---------- | :----------------------------- | :----------------- | :---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | 850 | Purchase Order | Operator to Vendor | Communicates a new purchase order (a customer order routed to the vendor). | | 855 | Purchase Order Acknowledgement | Vendor to Operator | Confirms receipt of the purchase order and signals the vendor's intent to fulfill. | | 856 | Advance Shipping Notice (ASN) | Vendor to Operator | Notifies the operator that the shipment has been packed and is ready to ship, including tracking and packaging information. | | 846 | Inventory Inquiry / Advice | Vendor to Operator | Communicates current inventory levels at the vendor's location(s) so the operator's order routing engine has up-to-date availability | | 810 | Invoice | Vendor to Operator | Communicates the vendor's bill for the items shipped. Creates a Payment Invoice record in Kibo for reconciliation against the shipment. Does not complete the shipment or advance the fulfillment workflow. | Specific message field mappings, scheduling, and Orderful trading-partner configuration are handled outside this guide as part of the EDI integration setup with Orderful and Kibo Support.