Admittedly, the subject of permissions can be fraught with anxiety—one reason simplicity should be your watchword. However, there will be times when a resource will have acquired a kudzu-like accretion of permissions and it will be your job to wield the machete.
To determine what the effective permissions are on an object—that is, what permissions apply to a given user or group—follow these steps:
Right-click the file or folder for which you want to view permissions. Select Properties.
Click the Security tab and then click Advanced. Click the Effective Permissions tab.
Click the Select button to open the Select User, Computer, Or Group dialog box.
Locate the user or group you want and then click OK. The selected check boxes (as ...