You can add internal notes to a reservation by clicking on the 3 dots and selecting "Booking Details" on the Bookings page. Then under Booking Detail tab, add the Notes in the "Internal Notes" field and Save. Related ArticlesHow To View Submitted DocumentsAccess Code & Smart LocksManaging Reservation Payments (Payments, Security Deposits, Additional Charges)How to Set the Check-in/Check-out Time for a ReservationProcessing Payments for Direct Bookings from Guesty