Please note that there is a 3% charge when you pay with an American Express or Diners Club credit card. Please inform Mono Eighteen on William in advance of your expected arrival time. You can use the Special Requests box when booking, or contact the property directly with the contact details provided in your confirmation. A security deposit of AUD 300 is required upon arrival for incidentals. This deposit is fully refundable upon check-out and subject to a damage inspection of the accommodation.