How do architects communicate their designs to clients, builders and other trades in the planning of their structures?
Here is an interesting article that speaks to the importance of drawing by hand in spite of the use of advanced Computer Aided Design (CAD) software in the profession of Architecture.
Architecture and the Lost Art of Drawing
"Architecture cannot divorce itself from drawing, no matter how impressive the technology gets" - Michael Graves
The slide show that accompanies this article give numerous examples of drawing by hand.
Drawing With a Purpose, By Michael Graves
Choose one of these drawings and describe the information that the drawing communicates.