The transparency of this measure helped the customers of the cooperative to better understand their bill. This, in turn encouraged them to save KWh, simply in order to save money. Finally, this mechanism supports the deployment personal solar installations by getting rid of fixed costs in the bill. The members of the cooperative highly appreciate the clear and simple invoice and the way billing and rational energy use is explained.

The customers of Ecopower all paid the same price, although the costs to the cooperative vary depending on the grid region. Therefore, it is important to ensure that this financial imbalance can be handled by the REScoop. Ecopower stopped using the one tariff structure in 2015 because the costs became too high.