Coombe Manor conference centre

Problem
Stubbornly high energy bills, especially on fuel oil for heating.
Solution
Staff switch-off campaign cut bills by 25%, even against rapidly rising tariffs.
Results
Annual £40,000 bill for fuel-oil and electricity of dropped to £30,000.
Benefits
Minimal cost to implement. Very little management time needed (busy year, so none of other suggested measures implemented. Heavy staff involvement made it their achievement.