To schedule a campaign, select 'Advanced Settings' on the messages page. Click 'Campaign Schedule' on the list that appears.
On the new window, set the date and time in the 'Start Time' and 'End Time' fields. Set the dialing frequency by selecting 'Daily', 'Weekly', or 'Monthly'. Lastly, select the hours when you want the system to call clients by changing the 'Dialing Hours' settings.