This doesn't need to be exact for now, it just gives us an idea of potential savings. If you don't know, please indicate if you believe you are low, medium or high electricity users.

For example...
LOW USER - a flat or 1 bedroom house with 1-2 people will use approx. 1,800 kWh - 2,200 kWh
MEDIUM USER - a 2-3 bedroom house with 2-3 people will use approx. 2,700 kWh - 3,900 kWh
HIGH USER - 4+ bedroom house with 4-5 people will use approx. 4,100 kWh - 6,700 kWh