Anyone who wishes to express his heart and heard by more people, then there is a quite effective way. Use a Stencil Graffiti! You will discover a new reality of human viewpoint see the results of your art. Not only are the streets which makes it more audible by humans. But the content of the graffiti has a deeper impression if you fill it with something to tickle their brains.
Not even a little, which then capture the results of your work by using their iphone. And suddenly you will be made in stencil graffiti appeared on facebook, flickr, twitter and other social media. This is why some people deliberately make graffiti that can hypnotize the audience!