What does a scene like this say about the effectiveness of the PLO Arab police force?

Al-Aqsa Martyrs Brigades militants outside Hebron’s police headquarters. The Israeli government was looking to accelerate its preparations for the pullout from the Gaza Strip as Prime Minister Ariel Sharon voiced concern about the state of readiness.(AFP/Hazem Bader)
Terrorists holding weapons right outside the police headquarters, chatting freely with the police. Perhaps they are applying for a job?