You can purge previously approved feeds (Twitter, Facebook, and e-mail) on the Channel Feeds Review page.
Remember to purge previously approved feeds on a regular basis to keep your review page in good order. Otherwise, you could miss incoming feeds if your page is too cluttered.
To purge previously approved feeds:
From
the main left menu, select Channel.
From
the Channels menu, select Channels
feeds review.
On
the Channel feeds review page, click the Purge
Previously Approved Feeds button.
NABD deletes all previously approved feeds from the queue. These feeds
will no longer appear on this page.