Every time a vehicle damaged and students of silpakorn University phetchaburi campus. bike are stolen. It is important that vehicles used in the university and classroom and market. every time i had to find my bike parked in the same place and can not find it because it was stolen even with a bike look both the code and Padlock . although careful bike news every student. lot but they steal every time. this bike is expensive Approximately 2000-3000 baht And the interference of parents. So I want the campus security and helping with my bike.