Facade tools

In Rhino: check out the paneling tools at the rhino website and follow tutorials. Quite useful.
http://blog.rhino3d.com/2008/11/paneling-tools-for-rhino-tutorial.html
http://en.wiki.mcneel.com/default.aspx/McNeel/PanelingTools.html
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Also: new grasshopper update available and new sample files on the Design reform website.
http://en.wiki.mcneel.com/default.aspx/McNeel/ExplicitHistoryPluginMainPage.html
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Also: check out blog topics on http://www.designalyze.com/2008/11/16/paneling-tools/
and
http://www.designalyze.com/2008/11/18/creating-surface-patterns-using-bump-maps-created-in-photoshop-as-an-imput-parameter-in-rhinos-grasshopper/