Abstract: A system and method for optimizing at least one of a promotion, a targeting of the promotion, and a campaign associated with the promotion. Acceptances of the promotion are received following each user's selection of the promotion. Information representing users is received from publisher computing devices. Thereafter, respective match keys are generated that are usable to access information representing transaction accounts of each of the users. The match keys are transmitted computing device(s) having access to information representing transaction accounts. Information representing a selected one account is received. For users who redeemed the promotion, the promotion is associated with the selected one transaction account.

Abstract: A system and method for optimizing at least one of a promotion, a targeting of the promotion, and a campaign associated with the promotion. Acceptances of the promotion are received following each user's selection of the promotion. Information representing users is received from publisher computing devices. Thereafter, respective match keys are generated that are usable to access information representing transaction accounts of each of the users. The match keys are transmitted computing device(s) having access to information representing transaction accounts. Information representing a selected one account is received. For users who redeemed the promotion, the promotion is associated with the selected one transaction account.

Abstract: A nutritional intake tracker computing device (“intake tracker”) is provided. The intake tracker is configured to receive user health data and at least one user health goal from a user computing device, and receive a request for an intake recommendation from the user computing device. The request includes a location identifier of a location of the user computing device. The intake tracker is configured to retrieve available intake options based on the location of the user computing device, wherein each of the available intake options includes corresponding nutritional information. The intake tracker is further configured to process the available intake options, the user health data, the at least one user health goal, and the corresponding nutritional information to generate a recommendation of at least one recommended intake option, and transmit the recommendation to the user computing device for display.