EDI 810 (Invoice) is an X12 transaction set to send billing information for rendered goods and services as per customary and established business and industry practice.

EDI 820 (Payment Order/ Remittance Advice) is an X12 transaction set to make a payment, send remittance advice, or both. EDI 820 can be used as an order or remittance advice sent to the payer to pay the payee directly from a financial institution or a third-party agent.

EDI 850 (Purchase Order) is an X12 transaction set to place a purchase order for goods or services with a vendor as per customary and established business and industry practice.

EDI 856 (Shipment/Manifest) is an X12 transaction set to send a list of contents of an order with additional information relating to the shipment. It includes information such as item name, description, characteristics, packaging type, carrier information, and equipment and configurations for the item for transportation. It helps the sender to describe the item and arrange a suitable shipment.

EDI 860 (Purchase Order Change Request) is an X12 transaction set to send the information regarding the changes in a purchase order as per customary and established business and industry practice. It can be used by a buyer to request a change in the previous purchase order (EDI 850) or to confirm the changes in the purchase order requested by a seller.

EDI 864 (Text Message) is an X12 transaction set used when moving messages, quotes, explanations, contracts, etc., between organizations. EDI 864 is intended to send messages to humans that computers cannot interpret or work with.