Its policy is to introduce separate collection and appropriate management systems, together with information targeted at households and consumers, as well as advisory services, training and assistance to businesses. Separate collection applies to all recoverable items and “problem waste”. The volumes collected by voluntary delivery to PDRs have more than doubled since 1999. Many PDRs have set up a “trading posf. One of the three inter-communal syndicates, SIDEC, has established an exchange that is accessible by Internet.