According to UNICEF, business approaches to WASH rest on the fundamental premise that private businesses can play a much greater role in providing sustained and sustainable access to improved WASH services to low-income households. Business approaches to WASH invest strategic support to help private businesses sell more affordable, desirable products to traditionally un-served communities. Resources available in this sub-theme include tools to understand the supply chain, guidance to help businesses deliver more value, and others to increase business approaches to WASH infrastructure.