Kerpau!

Using Exchange System Manager (ESM), view the properties of the public folder. Under the Exchange Advanced tab deselect the “Hide from Exchange address lists” option. Apply your changes and open Outlook. Find the distribution list in the address book and view the General tab of its properties. Note: You may need to adjust your rights by making yourself the owner of the distribution list. Modify the member list to include the Exchange public folder and you are done!