A platform that connects affiliate partners with brands/advertisers via tracking to enable key functions of the channel including payment of commission. Affiliate networks will often offer service packages to support in running activity for brands and provide access to wider sector trends through cross-programme insight from the vast network of brands they support.
E.g. Awin, Rakuten, Adtraction, CJ, Tradedoubler, Webgains , Genie Goals Role of Affiliate Networks
To find out more about the role of Affiliate Networks, check out the 90 video below or this resources article.