Home » Ad Manager 360 Reseller » When a pass-back is used, Ad Manager counts two impressions for each ad served. When a pass-back is used, Ad Manager counts two impressions for each ad served. Advertisement 5shares Facebook LinkedIn Pinterest Twitter Email False True Join our listSubscribe to our mailing list and get interesting stuff and updates to your email inbox. Thank you for subscribing.Something went wrong.We respect your privacy and take protecting it seriously