Once you have created and saved a campaign, you can execute (or run) it at any time.
1. Navigate to the campaigns page by clicking "Campaigns" button in the left hand menu.
2. Next to the campaign you want to execute, click on the blue "Play" icon.
3. Check that you have the necessary credit in your account to complete the campaign. If not, you can cancel this execution and add messaging credit manually before trying again.
4. Click "Send". Your messages are now on their way!