User/group role specifications If the default settings are not enough and we need to specify a range of other users, it is possible to specify roles and access directly on the user or group. The table below shows the legality of the powers: Role read edit delete reviewed Reader ✔ x x x Editor ✔ ✔ x ✔ Permission Delete ✔ x ✔ x Reviewer ✔ x x ✔ Owner ✔ ✔ ✔ ✔