System accounts may have an email

Depending on the application a system account may actually require an email, but it can be a bogus one to avoid the unique email constraint.

policy.md

@@ -47,7 +47,7 @@ The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "S
 
 3. System accounts MUST have a manager attribute with a valid email of the person responsible.
 
-4. System accounts MUST NOT have an email attribute.
+4. System accounts SHOULD NOT have an email attribute.
 
 5. System accounts SHOULD be formally reviewed every 12 months by a Super Admin.