51c943cf_in_Windows_Server_2008__Part_1__2
[0] msDS-PasswordSettingsPrecedence [1] 10 [2] 
This number is used as a ‘cost’ for priority between different policies in case a user is hit by multiple PSOs. Be sure to leave space below and above for future use. The stronger the PSO password settings are, the lower the ‘cost’ should be.