Cost-per-click (CPC) is a paid advertising model where an advertiser pays a fixed cost to a newsletter owner for every click on their ad. This model rewards newsletters owners based on the number of subscribers that click on ad units in their email newsletters.
Advertiser sets CPC price they are willing to pay at. They also upload their campaign details, goals and ad copy.
Newsletters selects the ad campaign to publish from one of the self-service ready-to-go adverts available to them.
Click metrics are tracked uniquely across campaigns and payment is calculated on ongoing performance.