Today, the shift to becoming a data driven business is driving massive transformation across all industries. The telecommunication industry, by its nature being a massive producer of data which will only increase with the coming explosion of the IoT (Internet of Things) and 5G networks, is at the critical stage of transformation. Mobile operators are evolving from being connectivity providers to being intelligence service providers through the use of advanced analytics and big data technologies on IoT and other sources of data. This report shares experiences and common data analytical techniques from the experience of developing analytics services in the air quality field based on joint projects firstly with Royal Borough of Greenwich in the UK and secondly with Far EasTone Telecommunications (FET) in Taiwan.