Leasing companies obtain a reliable basis for calculating their full-service leasing rates. They also minimise their risk of in-house calculation mistakes by utilising a neutral, external cost model. By using the expected maintenance and wear costs, fleet managers can make better decisions concerning their fleet diversity. The leading insurance companies trust the TecAlliance input to calculate maintenance insurance premiums. As regards maintenance, vehicle manufacturers and importers compare their vehicles with those of market competitors and find ways to make their range more attractive.