Question: 10 reasons why graffiti is good?
Answer: History. Graffiti and street art share a colourful and complex history. ... 
Diversity. ... 
Mystery & Intrigue. ... 
Political Statements. ... 
Freedom. ... 
Painted Streets = Colourful World = Happier Life. ... 
The Crossover Between Gallery & Street. ... 
The Thrill of the Chase.