Anyone who drives a diesel or petrol engine knows how strongly it will go on the money before the fuel stop: on price boards that are previously handled manually and now updated at the push of a button, the prices are written on per liter. This form of transparency is also said to be step by step when charging electric cars. SMATRICS, operator of one of the most nationwide seals for high -speed shops, sees himself as a pioneer. A pilot project in the Styrian Spielberg provides initial findings.