These two columns are used for entering valid Start and End Dates for the indicated campaign.
· Entering no Start and End Dates indicates that there is no starting or ending point for this campaign.
· Entering an End Date but no Start Date indicates that the campaign is and has been active until the End Date.
· Entering a Start Date but no End Date indicates that the campaign started at a particular time and will continue indefinitely.
· Entering both a Start Date and an End Date indicates that the campaign is active for a definite period of time.