Tips on Adding Notes the time is entered using the 24-hour clock, where 00:05 is five minutes after midnight and 23:55 is five minutes before midnight the postal code entered should be either the postal code of the place where you received the note or the place you are entering the note from (see the pop-up help for more details) use the comments field to enter in text about where you got the note (eg. Tim Hortons), what you bought, unique properties or other information about the note, etc...