Direct Buy

This is an ad-buying system wherein the media buyer is in direct contact with a publisherThe individual or entity that promotes in exchange for payment, such as an affiliate in a CPA network or a traffic provider in an ad network. and purchases ad inventory in bulk. Instead of passing through a bidding system, the media buyer pays for the ad space at either a fixed CPM rate or a fixed schedule (with start and end dates). Under such circumstances, the media buyer has no option of filtering low-quality trafficThis is the inflow of visitors to a page. since he gets the entire bulk of impressions for his ad space of choice. However, this can be a cheaper option compared to purchasing traffic from an ad networkAn intermediary platform bridging advertisers and publishers, automating the ad space bidding and placement process. These networks vary by ad format, including native, display, push notification, contextual, and mobile advertising, among others..