Ran my first campaign on Popads. The initial data as per image below. Need help from you guys on optimizing. In total the campaign did -35% ROI.
1. Shall I remove all countries that is giving -ROI and concentrate on those +ROI countries
2. or Shall I keep those countries that convert and remove 0 conversion countries
1. Shall I remove all countries that is giving -ROI and concentrate on those +ROI countries
2. or Shall I keep those countries that convert and remove 0 conversion countries
