Affiliate Marketing is a performance-based marketing strategy where a business (the merchant) rewards external partners (affiliates or publishers) for each visitor or customer brought in by the affiliate’s own marketing efforts. It operates on a commission basis, typically a percentage of the sale (CPS), but can also be based on a fixed fee per lead (CPL) or click (CPC). This model aligns incentives perfectly: the merchant only pays for actual results, while the affiliate has a monetization channel for their audience. The ecosystem includes a wide array of participants: large content creators and influencers, coupon and deal websites, niche blog reviewers, loyalty sites, and sophisticated media networks. The merchant typically manages this program through an affiliate network (like ShareASale or Commission Junction) or dedicated software, which provides tracking links, manages payouts, and handles reporting. For e-commerce businesses, affiliate marketing is a powerful channel for expanding reach, building brand authority through third-party validation, and driving sales with a highly predictable, performance-based cost structure. Its success hinges on a compelling commission structure, providing affiliates with high-quality creative assets, and maintaining strong, communicative relationships with top-performing partners.
Return on Ad Spend (ROAS)
A metric that measures the revenue earned for every dollar spent on advertising. (Revenue from Ad Campaign / Cost of Ad Campaign).
