You also get to decide when you start and complete your trip rather than slotting in with allotted tour dates as per a small group tour.
You can even cut short an activity if it's proving to be much more extreme than you'd expected or, on the flip side, you might choose to up the ante if everything's too easy going. You also get to decide when you start and complete your trip rather than slotting in with allotted tour dates as per a small group tour.