On the Job Training system is very effective. Comparing with class system without field practice, combination between class and field practice is very effective and more understandable for the participants. Because participants can visit their own villages and own wilcahs together with instructors to conduct survey activity. On the other hand, go around system to visit each Kabupaten is very hard for the instructors. Field practice is necessary for the training method.
Video is very effective.
Audio-visual training tool is very effective. According to the response given by Mantan and Mantis, training videos are easier understandable than text books or written manuals. It is needed to produce further visual tools with the simple stories realted to the training manuals. Converting VHS system to VCD system is needed for the next training, because VCD is much more popular than VHS in rural areas in some provinces. Mantan and Mantis are need to be trained periodically.