A layout strategy is a general philosophy which may or won't comprise a aid for particular methods. Some are to guide the general target of the design. Different tactics are to steer the tendencies of the designer.
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In the reflection-in-action paradigm, designers exchange among "framing", "making moves", and "evaluating moves". "Framing" refers to conceptualizing the problem, i.e., defining aims and objectives. A "move" is a tentative design decision. The analysis procedure could lead to added moves within the design.
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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
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In the sensemaking–coevolution–implementation framework, designers exchange between its three titular activities. Sensemaking contains the two framing and evaluating moves. Implementation is the process of creating the design object. Coevolution is "the approach where the layout agent concurrently refines its intellectual image of the layout object in keeping with its intellectual image of the context, and vice versa"