Graffiti writers have what’s called a “black book,” which is a sketchbook where they draw and plan out prospective graffiti artwork. Writers use their black books to fine-tune their style and retain any ideas they may have for potential future use as a graffiti piece.
100 Mind-Blowing Sketchbook Facts
A black book, or piecebook, is a graffiti artist’s sketchbook. It’s often closely guarded from authorities because it could be used as evidence in vandalism cases.