Manage subscribers to your shared photo streams in Aperture
You can add and remove subscribers to your shared photo streams at any time.
WARNING: If you plan to remove a subscriber from a shared photo stream and you think that person might like to keep some photos or video clips in the shared stream, you need to alert the person to save the items before you remove him or her from the subscription list. When you remove the subscriber, your shared stream along with all of its items is immediately removed from the subscriber’s Apple devices.
Add and remove subscribers to a shared photo stream
In the Shared section of the Library inspector, select iCloud.
Do one of the following:
Move the pointer over the shared photo stream’s thumbnail, and click the Info button .
Double-click the shared photo stream’s thumbnail, and choose Info from the iCloud pop-up menu in the tool strip.
In the dialog, do either or both of the following:
To invite a new subscriber: Type the invitee’s email address in the Subscribers field.
To remove a subscriber: Select the subscriber’s email address in the Subscribers field, and click Unsubscribe.
If you invited a new person to view your shared photo stream, an email and a notification are sent, asking that person to subscribe to your shared photo stream. If you removed an existing subscriber from your shared photo stream, the shared stream is immediately removed from the subscriber’s Apple devices. If you want to reinvite a subscriber to view your shared photo stream, delete the person’s email address from the “Shared with” field, and add the email address again.