For example, the Rack button may be called an optimizing affordance because it allows the users intentional plan to be put into effect by inputting the command to the system. Not the system responds by providing a new display and new affordances. both satisficing and optimizing, re-initiating the flow of information reception by satisficing ( notice, appraising, evaluating) and then through the flow of information use by optimizing (intending, planning, executing). This recurrent dynamic flow of information behavior in the context of reception and use is depicted in Figure 1.1