Permaculture option exploration can yield many ideas for site design. This is a general problem. We can generate many options using a morphological matrix.
YOUTUBE x4zAniSP0FY This video shows a tool that combines both a morphological matrix and focusing constraints, and shows how it helps a team navigate a problem/solution space.
YOUTUBE _cL_72uQ5qI The Pugh matrix is a system for comparing options against a "datum" base option. This is useful once ideas have been generated.
These ideas were gleaned from an article with interesting advice 
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