Firstly the law isn't strict enough for criminals, so many of them aren't afraid of punishment. Criminals spend too little time in prison and they have too good conditions there. In many countries, as in TV and other entertainments. I think that our government should be more interested in these people and try to help them (give them places to live, meals).
Everybody knows that many crimes are committed by teenagers. They often want to have more friends and they decide to commit a crime to impress them. The young also try to stay against their parents, they want to get money without work and to be independent. TV has huge influence on their behaviour. It shows them the world full of crime and brutal sex, without friendship, love and other important feelings in many thrillers and crime series. It isn't strange that after watching a film, like "Pulp Fiction" or "Rambo", crime may seem funny to teenagers. In cartoons there is also bad behaviour, for example a main hero of this film beats others. In films an actor doesn't die but in real life people do.
Our society nowadays is divided into classes: rich, well-to-do, poor. Poor people, who start their life in poor families or families with the problem of alcoholism, need money and may attack rich (or well to do) people to get money. They usually hate them, because they also would like to live in beautiful villas and have expensive cars. It may be next cause of attacks on people.
Sects, football fans, skins are also very dangerous. Adults often don't have time for their children and teenagers don't feel important and needed so they join these groups. Then they can commit crimes with their new "friends".
We can meet robbers everywhere: on the street, in the school, in shops, in the park. Sometimes a robber wants us to give him money but if we don't have it he doesn't believe us and often we are beaten and eventually we go to