|Outlook Developer Reference|
Version Added: Outlook 2007
expression A variable that represents an AddressList object.
The order of resolution is one-based. The first AddressList to be used for resolving recipient names has a ResolutionOrder equal to 1. If an AddressList is not used to resolve addresses, then its ResolutionOrder has a value of -1.
The ResolutionOrder property corresponds to the position of the AddressList in the list box which is labeled When sending mail, check names using these address lists in the following order in the Addressing dialog box and is available by clicking Tools, and then Options in the Address Book dialog box.