The purpose of this Convention is to promote cooperation to more effectively prevent and combat transnational organized crime. "Organized criminal group" shall mean a structured group of three or more persons existing for a period of time and acting in concert with the aim of committing one or more serious crimes or offenses established pursuant to this Convention, in order to obtain, directly or indirectly, a financial or other material benefit. Separate Articles of the Convention discuss (among other things) criminalization of participation in an organized criminal group, criminalization of the laundering of proceeds of crime, measures to combat money laundering, criminalization of corruption, measures against corruption, liability of legal persons, prosecution, adjudication and sanctions, confiscation and seizure, international cooperation for purposes of confiscation, disposal of confiscated assets, jurisdiction, extradition, transfer of sentenced persons, mutual legal assistance, joint investigations, special investigative techniques, transfer of proceedings, protection of witnesses, assistance to and protection of victims, law enforcement cooperation, and implementation of the Convention through economic development and technical assistance. Notes