In common I'm not a fan of  take pictures or go out on them, because I like much see image of graffiti’s, mural’s or tag’s that haven a sense of uprising to established order of the art. I do not think that it is necessary to have a great knowledge of muralism to encourage to scratch the walls, because for me the essential the art is want to do make, all this tendancy of protest through art’s is coming from the culture hip-hop and I like everything about the hip-hip in generally. An example of this is this imagery: 

This imagery represent the discontented for the candidate Doland Trump, which to declared war to poor immigrants also an all the poor’s of EE.UU.