On urban semiotics and self image.
In This Means This, This Means That: A User’s Guide To Semiotics, author Sean Hall outlines key semiotic concepts (in which are cloaked Peirce’s sign, object, and interpretant):
Sender (who)
Intention (with what aim)
Message (says what)
Transmission (by which means)
Noise (with what interference)
Receiver (to whom)