When this happens, users will see a notice in their notifications window with the option to turn the notifications back on.

“This is part of our efforts to make sure that users are receiving the most meaningful notifications,” the spokesperson said.

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Admins of new Pages looking to establish an initial fan base should use the new “Invite Friends” link that appears on their Page. Adding a large number of admins that can all use the feature on their own friends could be an effective growth strategy for smaller Pages.

via Facebook Opens Viral Growth Channel for Pages, Delivering Invites to Like as Notifications.