**Acknowledgements**

The author acknowledges the support of colleagues from the Research Directorate at Monash, Professor Charles Breen, Duncan Hay, Machaya Chomba and all participants who took their time to complete the questionnaires. Most importantly, recognises Mr. Tylcoat Cameron from the Department of Water and Sanitation in Durban for providing necessary information that was needed for the research. Thanks to Monash South Africa for funding this research.
