Cleaning. Planting and saving water. We use mulching to moisture our garden. Piercing small holes in our 2lts so its the 2lt water our gardens during holidays and on weekends. We also using gray water and water from Jojo tanks to water our precious gardens! We all doing this to fundraising to sell to teachers and also to gv to needy learners in our club. Before we forgot we have invented Tipy taps to improve ways of saving water!.