I live in the Netherlands where it is easy and legal to buy hash and pot for your own use and there are hardly any problems. It is different in the USA.
"Police arrested an estimated 786,545 persons for marijuana violations in 2005, according to the Federal Bureau of Investigation's annual Uniform Crime Report, released today. The total is the highest ever recorded by the FBI, and comprised 42.6 percent of all drug arrests in the United States."
"These numbers belie the myth that police do not target and arrest minor marijuana offenders," said NORML Executive Director Allen St. Pierre, who noted that at current rates, a marijuana smoker is arrested every 40 seconds in America. "This effort is a tremendous waste of criminal justice resources that diverts law enforcement personnel away from focusing on serious and violent crime, including the war on terrorism."