How suppressing existing customers from paid media saved Virgin Media O2 £1M (Zeotap)

On Day 1 of DMEXCO – Digital Marketing Expo & Conference, Daniel Heer (Founder & CEO at Zeotap) and Andy Lewis (Head of Paid Traffic Acquisition at Virgin Media O2) broke down their paid media suppression use case, which saved Virgin Media O2 a staggering £1M while bringing more customers in return.