STUDY THE STEPS OF THE UNFOLDING
First, let the computer run the playback of the unfolding automatically:  click here  . You can dynamically see the steps as they come into play.  
Or, you may control the playback of the unfolding: VERY slowly mouse-over the list of steps to view the unfolding at your own pace.

Establish context
Locate house in relation to garden
Establish basic structure of house
Work on transition from street

SMALL HOUSE SEQUENCE UNFOLDING TO CREATE A HOUSE PLAN