It's an open marketplace where all potential buyers have the same access conditions with a "second price auction" type of auction. Auctions are called open or free (open auction).
Download our trendbook

Our TrendBook, born from the fusion of our agency’s expertise, unveils four key trends shaping the media and advertising industry, carefully analyzed by our experts:
- How to capture consumers in the age of the Messy Funnel
- Why AI is emerging as a cultural revolution
- How television is evolving into a multifaceted medium
- Why influencer marketing has reached the age of maturity