Sharing Cost Tours/Open Trip
Sharing trip is based on fix itineraries and schedules. The adventaged of Sharing trip is by a sharing cost system. So it is cheaper then the private tour.
This kind of trips suitable for someone who is interesting to making a new companionship. Exploring the new travel destinations with other people will build a new and diverse perspective about travel experiences through diverse taste, interest and ideas.
however, Sharing trip means less privacy (personal space) which overwhelming sometimes. please remember that because you are on the sharing trip, you will be with more people with different backgrounds.
On your sharing trip, the schedule is tight and fixed. You can not change the program or ask to stay longer in certain spots. You just follow the schedule as it is applied to all the tour participants.