Notes added in the field 'Remarks' - section 'Airport Directory > Edit Airport > Hotels' - will appear in 'Legs Info' screen, tab 'Crew', if a particular hotel is selected from the drop-down box.
1 - go to Airport Directory and edit an airport. Expand tab 'Hotels' and add notes to the selected hotel in the field 'Remarks'.
2 - the notes will be exported to 'Legs Info', tab 'Crew', if the hotel with previously added notes is selected.