The main difference between street art and street advertising is that one can lead you to jail, while another can even earn you money. Which one you choose is up to you, but from marketing point of view, street ads have a lot of benefits.
Alliance Theatre Advertisement: To advertise the Alliance Theatre's production of a play about an African-American barber shop, a series of five-foot-tall sculptures were created and then placed in large shrubs and bushes around the city of Atlanta.
unbelievable - At night, the back-lit poster was reflected in the adjacent glass pane. This revealed the complete McDonald’s ‘M’ logo and the message “open all night” could be viewed the right way round. Bus shelter Campaign by DDB Sidney
Guerrilla Advertising in New York for the Sopranos. This is a funny stunt which is extremely intriguing to a passerby who happens to see the arm hanging from the taxi boot. This encourages them to look at the sticker and see that the arm is fake.