How they do it: Amazon uses the affiliate model to both promote products of 3rd party vendors as well as their own products through paying promoters who advertise their products. Through individually trackable links, Amazon can track every website visitor to its source and hence has transparency how much sales are driven by affiliates.
Learn more about Amazon Store →
How they do it: By cooperating with 3rd party businesses, American Express can actively drive customers to spent money with them, e.g. through giving an increased amount of loyalty reward points for certain partners.
Learn more about American Express →
How they do it: Best Buy offers an affiliate program which allows website owners to earn commissions every time a visitor on their page makes a qualifying purchase after clicking through an affiliate link./ ad banner.
Learn more about Best Buy →
How they do it: Dollar Shave Club offers websites the possibility to earn a commission through every subscription which is sold through an individualized link which tracks through which websites the customer comes to the Dollar Shave Club store.
Learn more about Dollar Shave Club →
How they do it: As a user of Dropbox’ file hosting service, customers can earn additional hosting space by inviting friends to use the service as well.
Learn more about Dropbox →