Just to be sure I did check out the area I protected for you, but there seems to be a whole lot of sub-areas defined by either the owner (you) or someone else with area privileges.
This could be the cause of your problems seeing as many people have now been granted rights to your area.

Granting and revoking sub-areas is something owners should be able to do by themselves.
If this appears to be too difficult you may always ask me to revoke any sub-areas that prove to be a risk.

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