Sharing rules
So far, all users have the same sharing configuration on records:
They can read and edit all records from objects with a Public Read/Write OWD.
They can read (but not edit) all records from objects with a Public Read-only OWD.
They are not allowed to access any records they don't own if those records are under a Private OWD.
If the user owns a record that is Private or Public read-only, they'll always be allowed to read and edit the record and, if access is granted through hierarchies, the user's managers will be allowed to access the record as well.
What if we need to spread up sharing to users that are outside an owner's hierarchy?
To give an example, let's say we have a case with an OWD set to Private; this means that all cases created by any service agent won't be accessible to the sales SVP, as service agent roles lay on a parallel branch of the sales SVP hierarchy, which is lead by the service SVP (in Figure...