| AccountID | Identifier of the account |
 Contact | Contacts are the point of communication with the given party. In the case of an organization it may be the requestioner, the buyer, customer service, etc. |
| CustomerServiceContact | Identifies the contact information of the person, organization, department, or group that is responsible for customer service. |
| Location | The location of a thing, as captured by an address (or addresses), GPS Coordinates, and/or in relation to other locations. |
| Name | Identifies the Name of the object in which associated. |
| PartyIDs | Contains the set of possible identifiers for an associated Party. |
| SalesContact | Identifies the sales contact and sales department/organization that is responsible for the sale that the instance is associated. |
| ShippingContact | Identifies the contact information of the person, organization, department, or group that is to shipping the contents communicated by the document or line. |
| UserArea | Allows the user of OAGIS to extend the specification in order to provide additional information that is not captured in OAGIS. |