我应该如何存储公共设置？ （。净）

I'm using the application-scoped settings to store settings that cannot change at run-time. I'm using the user-scoped settings to let individual users configure their preferences. But how should I store/control settings that are modifiable at run-time by an admin-level user that are application wide (i.e., they impact all of the PC's users)? I suppose the admin could modify the application-scoped setting by hand, but that's not preferable.I'm using the application-scoped settings to st