Despite the continuous reforms and increase in demands for socio-economic and developmental services in Nigeria, sadly, deficient service delivery has constantly bedeviled the growth of the entire country. National Orientation Agency and other sister organizations for now, have not done enough in orientating the citizens on how to be selfless in service delivery. In promoting effective service delivery, the Nigerian government needs to focus on reshaping, rebuilding the mentality of those that are in positions of delivering services to the people. The findings of this study links factors such as lack of proper orientation, poor training, ineffective communication channels, attitudes of workers, corruption. The study applied secondary method of data collection to analyze the effect of poor service delivery in the development of Nigeria;it outlined the implications associated with a failed service delivery system.Further the studyrecommended strategies; strict adherence and implementation of this will improve service delivery, thereby, reducing more likelihood of failure.

Keywords : Effectiveness, Service Delivery System, Public Service, Orientation, Mindset