1. Provides best service to customer by improving service centers fields.2. Secures service competitiveness by improving KPIs and by supporting issues of service centers. 3. Promote service differentiation by discovering best practices and propagating those practices to other service centers.4. Improving service center fields Make a visiting schedule for each service center and visit and improve the field based on a checklist.5. Supporting to solve issues Analyze issues for each service center based on the visiting results and support to implement an improvement measure for each issue.6. Index management Analyze an index for each service center. Analyze why there is a weakness and resolve the issue.7. Managing best practices Organize best practices of a service center and apply them to increase operational efficiency by propagating them to other centers.