Abstract: Consumer activity tracking. Example embodiments include: providing a first web page to a consumer's from a first entity, the first web page showing a product; placing a first beacon packet on the consumer, the first beacon packet indicating the consumer was shown the product by way of first web page; providing a second web page to the consumer, the providing the second web page from a second entity, the second web page showing the product, and a request for the second web page does not include attribution of the request; initiating acquisition of the product by the consumer by way of an acquisition web page provided from the second entity; determining, by the second entity, that the consumer was shown the product by way of the first web page prior to initiating acquisition by the consumer; and attributing advertising credit to the first entity responsive to the determining.