This unit of competency specifies the outcomes required to investigate cleaning methods and materials to develop new techniques for dealing with cleaning problems, such as stubborn stains, discolouration, deposits and moulds. It involves consulting with cleaning equipment and material suppliers, trialling new methods for dealing with cleaning problems, and demonstrating new techniques to cleaning teams. The unit also covers monitoring the effectiveness of new methods and introducing adjustments in consultation with suppliers and cleaning staff. The unit supports those who supervise small cleaning teams and take responsibility for the quality of cleaning at a particular work site. It applies in a range of commercial and residential work sites.No licensing, legislative, regulatory, or certification requirements apply to this unit of competency at the time of endorsement.