 Many of the transport schemes are free of charge to patrons, to encourage them to avoid drink-driving and at the same time reduce the impact of noisy patrons loitering around late night venues.Moderation Management is a programme which helps drinkers to cut back on their consumption of alcohol by encouraging safe drinking behaviour.The HAMS Harm Reduction Network is a programme which encourages any positive change with regard to the use of alcohol or other mood altering substances.