Groups of minimum 20 fare paying passengers receive 20% commission plus 1 free place for 21st passenger.
Groups of minimum 15 fare paying passengers receive 17.5% commission but no free place.
Groups of minimum 10 fare paying passengers receive 15% commission but no free place.
Free places are on a cruise only basis. Group space cannot be offered on peak dates / itineraries (usually June/September departures) and all groups space is subject to availability.