At least two views of design undertaking are consistent with the action-centric perspective. Both contain three ordinary activities.
佐藤健:写真展動画と半分から青い。オフショ動画のまとめ
A layout procedure is a widespread philosophy that could or may not comprise a aid for specific methods. Some are to lead the overall goal of the design. Different systems are to lead the traits of the designer.
佐藤健、結婚は「どっちかっていうとしたい」と前向き発言 （1
In the reflection-in-action paradigm, designers alternate among "framing", "making moves", and "evaluating moves". "Framing" refers to conceptualizing the problem, i.e., defining goals and objectives. A "move" is a tentative layout decision. The analysis procedure may result in added moves in the design.
佐藤健:CMっていいね♬ 佐藤健くんとマイライフ
The rational model was independently developed by Herbert A. Simon,[8][9] an American scientist, and two German engineering design theorists, Gerhard Pahl and Wolfgang Beitz
『恋つづ』笑った顔が誰よりもかわいい…佐藤健の目から
In the sensemaking–coevolution–implementation framework, designers alternate between its 3 titular activities. Sensemaking contains both framing and comparing moves. Implementation is the process of making the design object. Coevolution is "the method where the layout agent concurrently refines its mental image of the layout object in accordance with its mental photograph of the context, and vice versa"
