Conducting a Water Efficiency Audit – a very simple but effective checklist provided by People and Wetlands

WaterNet Tool - This Canadian publication provides detailed information on performing a water use audit and implementing a water management plan within buildings .

WaterNet – an excellent collection of resources, audit tools and case studies from Envirowise and other sources.

Guidelines for Company report on Water – a DEFRA guidance document detailing 6 steps to audit and reporting on your company's water consumption.