Glossary of Common Terms

Below are some of the terms used in context of the project.

Term	Definition
The Four Corners	The Four Corner Model is two parties and two intermediaries, each having a corner. The parties are the buyer and the seller. The seller initiates the process of sending an e-invoice to the recipient who is the buyer.
Corner 1	The Seller
Corner 2	The Seller's intermediary or Access Point 1.
Corner 3	The Buyer's intermediary or Access Point 2.
Corner 4	The Buyer
SML	Service Metadata Locator
SMP	Service Metadata Publishing