In the Metering Systems field, no project can be replicated as it is. The environmental conditions, the chemical properties of the the specific fuel to be measured, the measurement technology to be used are just few example of how external factors can heavily impact on the technical solution to be adopted. A solution really customised begins from a deep understanding of projects specifications, long before any execution stage. Our experience tells that the largest sources of customer cost saving or efficiency increase, in the short as well as in the long term resides in the way the technical proposal has been developed.