This document summarizes a Web-based training program developed through a collaboration between Middle East Technical University and the National Police in Turkey. The goals of the program were to reduce costs of in-service training for police officers across Turkey and bridge the geographical distance between trainees and trainers. Over 2,000 police officers participated in the online training program over two years. The document discusses the experiences and lessons learned from implementing the program from technical, pedagogical, and managerial perspectives.