Tagging graffiti is the most common form to be acquainted. Tagging is the racial form of graffiti and is quite uncomplicated, and not very flashy. Hence it doesn't require much time to create, and does not occupy a lot of space either. It is usually racially motivated or politically inspired.
But with all negativity to its side, Graffiti if directed positively can earn remarkable results for the society. Like if instead of ignoring and opposing the graffiti creators, we try to understand their point of view and try to spread their message to the society in some more creative and non damaging way. You can see many street graffiti designers have turned themselves and evolved themselves as the professional in graffiti art. And people also has broaden up their mind and accepting this form of art by painting on their home walls, vehicles, doors, clothes, hats etc. This show that society is trying to respect and accept this form of art which was once called vandalism.
These days you will find reputed companies endorsing graffiti art form with certified professionals solely devoted to their work. Companies hire individual tattoo artist, product designing people, fashion designing etc. The professionalism and innovativeness is worth applaud and praise. This helped the artist to inculcate positive feedback from the increasing number of customers. They offer people with best of their designs and also ask for their own individual designs in order to paint their homes, offices or clothes etc.