After your campaign ends, Smart Launch automatically launches your campaign as soon as the first customer order is made. When Smart Launch is enabled, you never have to manually relaunch your campaign and a new batch is always taking orders.
To turn Smart Launch on or off, head over to your Account Dashboard and select a campaign. Click the “Smart Launch” tab and switch the toggle to green to enable Smart Launch. Make sure to save your changes. Otherwise, you can click the same toggle prior to launching your campaign:
To learn more about removing your print minimum on a Smart Launch campaign, check out this article on removing print minimums.