There are several types of messages available for staff to leave notes on patron records.
Patron Notes: These notes are added via Other → Notes in the patron record. These notes can be viewable by staff only or shared with the patron. Staff initials can be required. (See the section Patron Notes for more.)
Patron Alerts: This type of alert is added via Edit button in the patron record. There is currently no way to require staff initials for this type of alert. (See the section Patron Alerts for more.)
Staff-Generated Penalties/Messages: These messages are added via the Messages button in the patron record. They can be a note, alert or block. Staff initials can be required. (See the section Staff-Generated Penalties/Messages for more.)