Abstract: Methods and systems for operating a multi-level marketing program on the Internet are disclosed. In one aspect, a method includes associating a merchandiser with the first entity based on received first information, determining a first association chain for the first entity, determining a sales amount for the first entity based on the first association chain, determining a commission payment from the merchandiser to the first entity based on the sales amount, receiving, via the electronic device, second information associated with a second entity from the computer network, and using the second information to form a second association chain between the second entity and the first entity, associating purchases made by the second entity from the merchandiser with the first entity based on the second association chain, and generating, over the computer network, a commission payment to the first entity based on the associated purchases.