The entity is accessible to any user.
The user's primary group is listed in an access control list.
Owned by and accessible to the user's primary group.
One of the user's secondary groups is listed in an access control list.
Owned by and accessible to one of the user's secondary groups.
The entity is not owned by anyone.
The user is listed in an access control list.
Owned by and accessible to the user.
This is always enabled, so not including it has no effect. It's here to allow the selection of only user owned entities.
The default level, any possible entity readable by the user.
This is the same as or-ing together all of the levels listed below.