Yes, archived campaigns can be restored and reactivated. To restore an archived campaign:

1. Select Campaigns in the main menu at the top of any page.
   
   
2. Click on Show Archived.
   
   
   
   
3. Choose the the archived campaign you wish to restore.
   
   
4. Click the Unarchive Campaign button near the top of the right side of the page.
   
   
   
   
5. See the "Success" message at the top of the page. The "Unarchive Campaign" button changes to an "Archive Campaign" button.
   
   
6. Click the Start button (above the "Archive Campaign" button) to make the campaign active again.

Note: Campaign events for past dates will not be sent when a campaign is unarchived. This prevents recipients from receiving multiple events at once.