2: Collecting Rainwater to flush toilets, water gardens and wash items, 3: Repairing underground piping systems to prevent any loss of water due to leaking old pipes and faulty connections, 4: Using water-saving methods and technology so as to save water; Up to 50% can be saved if one uses efficient water management., 5: Educate the public and make everyone aware of the importance of water conservation.
Also. in order to cut down water wastage and make people conserve water, a additional cost can be imposed. (Such as a water conservation tax) An example of such a tax is Singapore's. In Singapore, the price of water increases from S$1.17 per cubic metre to S$1.40 per cubic metre if a household's consumption of water exceeds 40 cubic metre per month.